Ajibaye, Olusola; Rahman, Semiu Adebayo; Aina, Oluwagbemiga Olanrewaju; Ujuju, Chinazo; Agomo, Chimere Obiora; Akindele, Samuel; Abiodun, Olakiigbe; Uzoka, Tolulope Victoria; Ogbulafor, Nnenna; Oroge, Olufemi; Garba, Rufai-Ahmed; Ekholuenetale, Michael; Maxwell, Kolawole; Awosanya, Ridwan Akorede; Adekola, Mary Abosede; Ilesanmi, Benjamin Bukky; Ajayi, Adekemi; Oresanya, Olusola; Tibenderana, James K; Olukosi, Adeola Yetunde

Sowunmi, Akintunde; Ntadom, Godwin; Akano, Kazeem; Ibironke, Folasade O; Ayede, Adejumoke I; Agomo, Chimere; Folarin, Onikepe A; Gbotosho, Grace O; Happi, Christian; Oguche, Stephen; Okafor, Henrietta U; Meremikwu, Martin; Agomo, Philip; Ogala, William; Watila, Ismaila; Mokuolu, Olugbenga; Finomo, Finomo; Ebenebe, Joy C; Jiya, Nma; Ambe, Jose; Wammanda, Robinson; Emechebe, George; Oyibo, Wellington; Useh, Francis; Aderoyeje, Temitope; Dokunmu, Titilope M; Alebiosu, Omobolaji T; Amoo, Sikiru; Basorun, Oluwabunmi K; Wewe, Olubunmi A; Okafor, Chukwuebuka; Akpoborie, Odafe; Fatunmbi, Bayo; Adewoye, Elsie O; Ezeigwe, Nnenna M; Oduola, Ayoade

Akano, Kazeem; Ntadom, Godwin; Agomo, Chimere; Happi, Christian T; Folarin, Onikepe A; Gbotosho, Grace O; Mokuolu, Olugbenga; Finomo, Finomo; Ebenebe, Joy C; Jiya, Nma; Ambe, Jose; Wammanda, Robinson; Emechebe, George; Basorun, Oluwabunmi K; Wewe, Olubunmi A; Amoo, Sikiru; Ezeigwe, Nnenna; Oguche, Stephen; Fatunmbi, Bayo; Sowunmi, Akintunde

Mokuolu, Olugbenga A; Ajumobi, Olufemi O; Ntadom, Godwin N; Adedoyin, Olanrewaju T; Roberts, Alero A; Agomo, Chimere O; Edozieh, Kate U; Okafor, Henrietta U; Wammanda, Robinson D; Odey, Friday A; Maikore, Ibrahim K; Abikoye, Olatayo O; Alabi, Adekunle D; Amajoh, Chiomah; Audu, Bala M

Sowunmi, Akintunde; Akano, Kazeem; Ntadom, Godwin; Ayede, Adejumoke I; Ibironke, Folasade O; Aderoyeje, Temitope; Adewoye, Elsie O; Fatunmbi, Bayo; Oguche, Stephen; Okafor, Henrietta U; Watila, Ismaila; Meremikwu, Martin; Agomo, Philip; Ogala, William; Agomo, Chimere; Folarin, Onikepe A; Gbotosho, Grace O; Happi, Christian T

Mokuolu, Olugbenga A; Ntadom, Godwin N; Ajumobi, Olufemi O; Alero, Roberts A; Wammanda, Robinson D; Adedoyin, Olanrewaju T; Okafor, Henrietta U; Alabi, Adekunle D; Odey, Friday A; Agomo, Chimere O; Edozieh, Kate U; Fagbemi, Tolulope O; Njidda, Ahmad M; Babatunde, Seye; Agbo, Emmanuel C; Nwaneri, Nnamdi B; Shekarau, Emmanuel D; Obasa, Temitope O; Ezeigwe, Nnenna M

Olukosi, Yetunde A; Agomo, Chimere O; Aina, Oluwagbemiga O; Akindele, Samuel K; Okoh, Hilary I; Akinyele, Margaret O; Ajibaye, Olusola; Orok, Bassey A; Iwalokun, Bamidele A; Enya, Veronica; Igbasi, Uche T; Awolola, Samson

Lehmann, Tovi; Dao, Adama; Yaro, Alpha S; Huestis, Diana L; Diallo, Moussa; Timbiné, Seydou; Kassogué, Yaya; Adamou, Alpha; Traoré, Adama I; Samaké, Djibril; Howes, Rosalind; Weatherall, David; Douglas, Ross; Ester, Miriam; Hellmann, Janina; Frischknecht, Friedrich; Bello, Ibrahim S; Elusiyan, Jerome B; Awokola, Babatunde I; Ogundokun, Akinjide O; Omisore, Bridget; Oyegbade, Olanrewaju; Olowookere, Samuel Anu; Abioye-Kuteyi, Emmanuel Akintunde; Elujoba, Joseph O; Adeogun, Adedapo O; Popoola, Kehinde OK; Koekemoer, Lizette L; Brooke, Basil D; Oduola5, Adedayo O; Awolola, Samson T; Feachem, Richard; Arango, Eliana; Carmona, Jaime; Maestre, Amanda; Deobagkar, Deepti; Ozarkar, Aarti; Gupta, Shipra; Agrawal, Megha; Deobagkar, Dileep; Birth, Dominic; Kao, Wei-chun; Hunte, Carola; Etim, Susan; Ogbeche, Jude; Pothin, Emilie; Briët, Olivier; Kesteman, Thomas; Randrianarivelojosia, Milijaona; Rogier, Christophe; Smith, Thomas; Willcox, Merlin; Diallo, Drissa; Diakité, Chiaka; Daou, Pierre; Bamba, Drissa; Dembélé, Eugene; Harnden, Anthony; Mant, David; Biagini, Giancarlo; Billingsley, Peter; Sim, B Kim Lee; Bijker, Else; Roestenberg, Meta; Lyke, Kirsten; Laurens, Matthew; Mordmueller, Benjamin; Gomez, Patricia; Shekalaghe, Seif; Hodgson, Susanne; Hill, Adrian; Juma, Elizabeth; Ogutu, Bernhards; Lell, Bertrand; Alonso, Pedro; Abdullah, Salim; Kremsner, Peter; Tanner, Marcel; Sauerwein, Robert; Hoffman, Stephen; Bliss, Carly M; Salman, Ahmed M; Longley, Rhea J; Khan, Shahid M; Janse, Chris J; Hill, Adrian VS; Ewer, Katie J; Birkholtz, Lyn-Marie; LeRoy, Didier; Reader, Janette; Botha, Mariette; Mancama, Dalu; Coetzer, Theresa L; Bowyer, Georgina; Afolabi, Muhammed O; Bliss, Carly M; Tiono, Alfred B; Drammeh, Abdoulie; Nébié, Issa; Jagne, Ya Jankey; Yaro, Jean Baptiste; Imoukhuede, Egeruan B; Flanagan, Katie L; Kampman, Beate; Viebig, Nicola; Sirima, Sodiomon B; Bojang, Kalifa; Hill, Adrian VS; Ewer, Katie J; Bouyou-Akotet, Marielle Karine; Mawili-Mboumba, DP; Ndong, R Nikiema; Kendjo, E; Charron, Brigitte; Lameyre, Valérie; Kombila, Maryvonne; Adams, John H; George, Miriam T; Ntumngia, Francis B; Schloegel, Jesse; Barnes, Samantha J; McHenry, Amy M; Schuldt, Kathrin; Evans, Jennifer; Lenzen, Julia; Ehmen, Christa; Muntau, Birgit; Sievertsen, Jurgen; Enuameh, Yeetey; Osei-Kwakye, Kingsley; Opoku, Ernest Cudjoe; Browne, Edmund NL; Horstmann, Rolf; Timmann, Christian; Wampfler, Rahel; Robinson, Leanne; Hofmann, Natalie; Waltmann, Andreea; Betuela, Inoni; Silkey, Mariabeth; Siba, Peter; Smith, Tom; Mueller, Ivo; Felger, Ingrid; Kyle, Dennis E; Zhang, Rou; Lee, Wenn-Chyau; Malleret, Benoit; Suwanarusk, Rossarin; Dao, Ming; Chu, Cindy; Lim, Chwee Teck; Renia, Laurent; Nosten, Francois; Russell, Bruce; Eisele, Thomas; Steketee, Richard W; Hill, Adrian VS; Biswas, Sumi; Draper, Simon; Rampling, Thomas; Reyes-Sandoval, Arturo; Bhatt, Samir; Gething, Peter; Sauerwein, Robert; Hodgson, Susanne; Juma, Elizabeth; Salim, Amina; Magiri, Charles; Kimani, Domtila; Njenga, Daniel; Muia, Alfred; Cole, Andrew; Ogwang, Caroline; Billingsley, Peter; James, Eric; Sim, Kim Lee; Rampling, Thomas; Hill, Adrian; Osier, Faith; Draper, Simon; Bejon, Philip; Hoffman, Stephen; Ogutu, Bernhards; Marsh, Kevin; Shanks, Dennis; Billingsley, Peter; Sim, B Kim Lee; James, Eric; Richie, Thomas; Shekalaghe, Seif; Healy, Sara; Sissoko, Mahamadou; Mordmueller, Benjamin; Ledgerwood, Julie; Graham, Barney; Duffy, Patrick; Seder, Robert; Lyke, Kirsten; Epstein, Judith; Alonso, Pedro; Abdullah, Salim; Duombo, Ogobara; Kremsner, Peter; Tanner, Marcel; Hoffman, Stephen; Dabiré, Roch; Sawadogo, Simon; Diabaté, Abdoulaye; Toé, Hyacinthe; Kengne, Pierre; Ouari, Ali; Costantini, Carlo; Gouagna, Clement; Pennetier, Cedric; Simard, Frederic; Baldet, Thierry; Lehman, Tovi; Gibson, Gabriella; Leong, Joel; Li, Ruobing; Jain, Jay Prakash; Lefèvre, Gilbert; Magnusson, Baldur; Diagana, Thierry; Pertel, Peter; Ariey, Frédéric; Gomez, Daniela Zaffalon; Dussan, Andrés Olarte; Espinel, Vladimir Corredor; Morales, Hernando Diaz; Chan, Ernest; Menard, Didier; Barnwell, John; Zimmerman, Peter; Serre, David; Hopp, Christine; Sinnis, Photini; Kesteman, Thomas; Randrianarivelojosia, Milijaona; Piola, Patrice; Rogier, Christophe; Cunha, Janaiara A; Bianco-Junior, Cesare; Machado, Marcelo P; Druilhe, Pierre; Carvalho, Leonardo JM; Daniel-Ribeiro, Cláudio T; Dhimal, Meghnath; Ahrens, Bodo; Kuch, Ulrich; Deressa, Wakgari; Loha, Eskindir; Balkew, Meshesha; Desalegne, Alemayehu; Gari, Taye; Gebremichael, Teshome; Kenea, Oljira; Jima, Daddi; Robberstad, Bjarne; Overgaard, Hans J; Lindtjørn, Bernt; Dahal, Prabin; Eckhoff, Philip; Wenger, Edward; Endo, Akira; Nishiura, Hiroshi; Elias, Sean; Milne, Kathryn; Chui, Cecilia; Hodgson, Susanne; Borrow, Persephone; Draper, Simon; Ewer, Katie; Muller, Julius; Haks, Marielle; Loembe, Marguerite Massinga; Yazdanbakhsh, Maria; Matsumiya, Magali; Quinten, Edwin; Ottenhoff, Tom; Kremsner, Peter; Hill, Adrian; Smits, Hermelijn; Adegnika, Akim; Ajibaye, Olusola; Osuntoki, Akiniyi; Orok, Bassey; Iwalokun, Bamidele; Egbuna, Nneka; Olukosi, Yetunde; Aina, Olugbenga; Okoh, Hilary; Agomo, Chimere; Enya, Vera; Faneye, Oladayo; Akindele, Samuel; Akinnibosun, Olutope; Oyebola, Kolapo; Adenekan, Sunday; Ebuehi, Albert; Riccio, Evelyn Kety Pratt; Totino, Paulo Renato Rivas; Soares, Irene Silva; Rodrigues, Maurício Martins; Ribeiro, Cláudio Tadeu Daniel; de Fátima Ferreira da Cruz, Maria; Fabrigar, Danica; Penman, Bridget; Gupta, Sunetra; Weatherall, David; Galactionova, Katya; Tediosi, Fabrizio; de Savigny, Don; Smith, Thomas; Kahn, Maria; LaRue, Nicole; Wellhausen, Jeffrey; Pal, Sampa; Domingo, Gonzalo J; Fletcher, Sabine; Avery, Vicky; Kern, Steven E; McKenzie, F Ellis; Pemberton-Ross, Peter; Galactionova, Katya; Smith, Tom; Penny, Melissa; Krishna, Sanjeev; Wenger, Edward; Proctor, Joshua; Eckhoff, Philip; Sutherland, Colin; Braga de Oliveira, Alaide; Cristina de Paula, Renata; Dolabela, Maria Fani; Rocha, Fabiola; Gomes, Fabiana; Garavito, Giovanny; Brandão, Geraldo Célio; Mendes, Fúlvio; Tabach, Ricardo; Mourao, Luiza; Pucci, Maira; Almeida, Zelia; Pereira, Rosiane; Fontes, Cor Jesus; Lacerda, Marcus; Bemquerer, Marcelo; Braga, Erika; Ahmed, Rukhsana; Asih, Puji PB; Noviyanti, Rintis; Rozy, Ismail EP; Triyanti, Leily; Marleta, Rita; ter Kuile, Feiko; Syafruddin, Din; Bretscher, Michael T; Griffin, Jamie T; Hugo, Pierre; Baker, Mark; Ghani, Azra; Okell, Lucy; Chen, Ingrid; Drakeley, Chris; Poirot, Eugenie; Hwang, Jimee; Gosling, Roly; Burton, Robert; Tietje, Kathy; Ebels, Kelly; LaBarre, Paul; Andrade-Pacheco, Ricardo; Mubangizi, Martin; Quinn, John; Lawrence, Neil D; Kano, Flora S; Souza-Silva, Flávia A; Sousa, Taís N; Alves, Jéssica RS; Tang, Michaelis L; Rocha, Roberto S; Brito, Cristiana FA; Sell, Ana Maria; Carvalho, Luzia H; Kaneko, Akira; Chan, Chim; Taleo, George; Watanabe, Noriko; Kalkoa, Morris; Iamar, Sam; Chaves, Luis F; Junker, Klara; Cook, Jackie; Isozumi, Rie; Kimura, Masatsugu; Drakeley, Chris; Killeen, Gerry; Kano, Flora S; Lima, Barbara AS; Tang, Michaelis L; Costa, Pedro AC; Fontes, Cor JF; Sanchez, Bruno M; Rocha, Roberto S; Soares, Irene S; Brito, Cristiana FA; Antonelli, Lis; Carvalho, Luzia H; Uthaipibull, Chairat; Saengratwatchara, Patcharaporn; Boonbangyang, Manon; Prommana, Parichat; Kamchonwongpaisan, Sumalee; Srichiratanakool, Somdet; Walker, Andrew; Gupta, Sunetra; Bello, Ibrahim S; Rehal, Satwinder; Wimberly, Michael; Bayabil, Estifanos; Beyene, Belay; Henebry, Geoffrey; Liu, Yi; Mihretie, Abere; Senay, Gabriel; Keough, Dianne; Špaček, Petr; Hocková, Dana; Tichý, Tomáš; Vrbková, Silvie; Slavětínská, Lenka; Janeba, Zlatko; Naesens, Lieve; Edstein, Michael; Chavchich, Marina; Wang, Tzu; de Jersey, John; Guddat, Luke; Yamana, Teresa; Eltahir, Elfatih; Mensah, Victorine; Wright, Danny; Ewer, Katie; Edwards, Nick; Ndiaye, Magatte; Bejon, Phillip; Viebig, Nicola; Faye, Babacar; Hill, Adrian; Cisse, Badara; Tompkins, Adrian M; Di Giuseppe, Francesca; Colon-Gonzalez, Felipe; Chirombo, James; Bizimana, Jean Pierre; Namanya, Didacus; Homan, Tobias; Hiscox, Alexandra; di Pasquale, Aurelio; Kiche, Ibrahim; Mweresa, Collins; Mukabana, Wolfgang; Smith, Thomas; Takken, Willem; Maire, Nicolas; Zuccala, Elizabeth; Satchwell, Timothy; Angrisano, Fiona; Marapana, Danushka; Tan, Yan-Hong; Toye, Ashley; Baum, Jake; Valizadeh, Vahideh; Zakeri, Sedigheh; Mehrizi, Akram Abouei; Djadid, Navid Dinparast; Hott, Amanda; Casandra, Debora; Sparks, Kansas; Castarnes, Geocel; Rutter, Amanda; Kyle, Dennis; Humphreys, Georgina; Wondji, Charles; Paine, Mark; Miranda, Jacob; Ibrahim, Sulaiman; Hustedt, John; Canavati, Sara; Rang, Chandary; Uth, Sophal; Ly, Po; Sovannaroth, Siv; Ashton, Ruth; Meek, Sylvia; Felter, Arantxa Roca; Kalnoky, Michael; Kahn, Maria; Pal, Sampa; LaRue, Nicole; Leader, Brandon; Bancone, Germana; Nosten, Francois; Domingo, Gonzalo J; Kabir, Mohammad Moktadir; Naher, Shamsun; Islam, Akramul; Karim, Abdul; Rasid, Mohammad Harun-Or; Laskar, Shahidul Islam; Kajla, Mithilesh; Kakani, Parik; Choudhary, Tania Pal; Gupta, Kuldeep; Dhawan, Rini; Gakhar, SK; Gupta, Lalita; Kumar, Sanjeev; Peyton, David; Poirot, Eugenie; Stergachis, Andy; ter Kuile, Feiko; Guerin, Philippe J; Chen, Ingrid; Gosling, Roland; Alam, Mohammed Shafiul; Mohon, Abu Naser; Bayih, Abebe; Folefoc, Asongna; Pillai, Dylan; Machado, Patrícia; Vaz, Tiago R; Nogueira, Fátima; Rodrigues, João; Manco, Licínio; Ribeiro, Letícia; Bergstrom, Ed; Ashford, David; Vitorino, Rui; Thomas-Oates, Jane; Thomas, Jerry; Arez, Ana P; Khadjavi, Amina; Valente, Elena; Giribaldi, Giuliana; Prato, Mauro; Raeisi, Ahmad; Mirkhani, Vahid; Alkaran, Fatemeh Nikpour; Jalali, Bita Paktinat; Faraji, Leila; Keykhah, Mansour Ranjbar; Tabatabie, Seyed Mahdi; Makanga, Michael; Minzi, Omary; Maige, Sylivester; Sasi, Philip; Ngasala, Billy; Mappin, Bonnie; Dalrymple, Ursula; Cameron, Ewan; Bhatt, Samir; Weiss, Daniel J; Gething, Peter W; Nardella, Flore; Collot, Valérie; Stiebing, Sylvia; Kaiser, Marcel; Scmitt, Martine; Candolfi, Ermanno; Vonthron-Sénécheau, Catherine; Mørch, Kristine; Vivek, Rosario; Xena, Depeeka; Chandy, Sara; Manoharan, Anand; Haanshuus, Christel; Langeland, Nina; Blomberg, Bjørn; Mathai, Dilip; Palacpac, Nirianne MQ; Yagi, Masanori; Ntege, Edward; Balikagala, Betty; Yeka, Adoke; Shirai, Hiroki; Suzuki, Nahoko; Okada, Takuya; Kanoi, Bernard; Nobuko, Arisue; Tougan, Takahiro; Ishii, Ken J; Egwang, Thomas G; Horii, Toshihiro; Paganotti, Giacomo Maria; Gallo, Baba Christiane; Verra, Federica; Sirima, Bienvenu Sodiomon; Nebie’, Issa; Diarra, Amidou; Coluzzi, Mario; Modiano, David; Pett, Helmi; Drakeley, Chris; Eziefula, Chi; Neuvonen, Mikko; Lanke, Kjerstin; Sauerwein, Robert; Niemi, Mikko; Bousema, Teun; Reyes-Sandoval, Arturo; Khan, Shahid; Janse, Chris; Bachmann, Martin; Hill, Adrian; Rees-Channer, Roxanne; Cunningham, Jane; Chiodini, Peter; Barnwell, John; Glenn, Jeffery; Gonzalez, Iveth; Bell, David; Incardona, Sandra; Sanz, Laura; Lafuente, Maria Jose; Prats, Sara; Neria, Fernando; Roncalés, María; de Cózar, Cristina; Rodríguez, Ane; Gómez, María; Gamo, Francisco Javier; Santhanam, Jayanthi; Raberg, Lars; Read, Andrew; Savill, Nick; Sibanda, Mthokozisi; Focke, Walter; Ghidelli-Disse, Sonja; Lafuente-Monasterio, Maria Jose; Waterson, David; Witty, Michael; Younis, Yassir; Paquet, Tanya; Street, Leslie J; Chibale, Kelly; Gamo-Benito, Francisco Javier; Bantscheff, Marcus; Drewes, Gerard; Simão-Gurge, Raquel; Cricco, Julia; Wunderlich, Gerhard; Kimura, Emilia; Cirulli, Brenda; Katzin, Alejandro; Siegel, Sasha; Rivero, Andrea; Kyle, Dennis; Alves, Eduardo; Salman, Ahmed; Janse, Chris; Khan, Shahid; Hill, Adrian; Reyes-Sandoval, Arturo; Haanshuus, Christel Gill; Mohn, Stein Christian; Spencer, Alexandra; Longley, Rhea; Gola, Anita; Lambe, Teresa; Hill, Adrian; Srichairatanakool, Somdet; Thipubol, Supalerk; Tipsuwan, Wachiraporn; Uthaipibull, Chairat; Hiscox, Alexandra; Homan, Tobias; Vreugdenhil, Corné; Otieno, Bruno; Kibet, Anthony; Mweresa, Collins K; van Lammeren, Ron; Mukabana, Wolfgang R; Takken, Willem; Stresman, Gillian H; Baidjoe, Amrish; Stevenson, Jennifer; Odongo, Wycliffe; Owaga, Chrispin; Marube, Elizabeth; Osoti, Victor; Makori, Euniah; Shagari, Shehu; Drakeley, Chris; Cox, Jonathan; Bousema, Teun; Haanshuus, Christel Gill; Vivek, Rosario; Xena, Deepika; Chandy, Sara; Mathai, Dilip; Manoharan, Anand; Langeland, Nina; Blomberg, Bjørn; Mørch, Kristine; Stein, Daniel S; Jain, Jay Prakash; Lickliter, Jason; Kangas, Michael; Machineni, Surendra; Griffin, Paul; Lefevre, Gilbert; Tsoka-Gwegweni, Joyce; Okafor, Uchenna; Golassa, Lemu; Enweji, Nizar; Swedberg, Göte; Kamugisha, Erasmus; Choy, Angel; Hockham, Carinna; Penman, Bridget; Piel, Frédéric; Gupta, Sunetra; Leisewitz, Andrew; Turner, Gareth; Clift, Sarah; Pardini, Anne; Lafuente, Maria Jose; Guidelli-Disse, Sonja; Selenski, Carolyn; Lelievre, Joel; Willson, Timothy; Gamo, Francisco Javier; Drewes, Gerard; Vandal, Omar; Ballell-Pages, Luis; Littrell, Megan; Sudoi, Raymond; Archer, Julie; Ngigi, Julius; Ujuju, Chinazo; Mpanya, Godéfroid; Vasireddy, Vamsi; Poyer, Stephen; Bilak, Hana; Lindtjørn, Bernt; Loha, Eskindir; Deressa, Wakgari; Balkew, Meshesha; Gebremichael, Teshome; Sorteberg, Asgeir; Woyessa, Adugna; Animut, Abebe; Diriba, Korecha; Massebo, Fekadu; Viste, Ellen; Lunde, Torleif Markussen; Tesfahun, Dereje; Md Idris, Zulkarnain; Chim, Wai Chan; Chang, Sheng Deng; Masatsugu, Kimura; Isao, Teramoto; Ahmediin, Omar; Willis, Akhwale; James, Kongere; Akira, Kaneko; Ordanovich, Dariya; Tatem, Andrew; Penny, Melissa; Galactionova, Katya; Smith, Thomas; Bassat, Quique; Ogutu, Bernhards; DJimde, Abdoulaye; Stricker, Kirstin; Hamed, Kamal

Oguche, Stephen; Okafor, Henrietta U; Watila, Ismaila; Meremikwu, Martin; Agomo, Philip; Ogala, William; Agomo, Chimere; Ntadom, Godwin; Banjo, Olajide; Okuboyejo, Titilope; Ogunrinde, Gboye; Odey, Friday; Aina, Olugbemiga; Sofola, Tolulope; Sowunmi, Akintunde

Agomo, Chimere O; Oyibo, Wellington A