Gergov, Emanoel; Arsov, Alexander; Petrov, Kaloyan; Tsigoriyna, Lidia; Petrova, Penka

Prudková, Marie; Smejkal, Petr; Chytrá, Dagmar; Zavřelová, Jiřina; Romanová, Gabriela; Penka, Miroslav; Buliková, Alena

Schünemann, Holger J; Okwen, Patrick; Akl, Elie; Chrisp, Paul; Dahm, Philipp; Falck-Ytter, Yngve; Florez, Ivan D; Follmann, Markus; Harrow, Elaine; Jameleddine, Mouna; Klugar, Miloslav; Langendam, Miranda; Leng, Gillian; Leontiadis, Grigorios; Lotfi, Tamara; Marthe, Bogne Penka; Meerpohl, Joerg; Munn, Zachary; Neumann, Ignacio; Piggott, Thomas; Qaseem, Amir; Santesso, Nancy; Sultan, Shahnaz; Wiercioch, Wojtek; Xia, Jun; Nieuwlaat, Robby

Vasileva, Penka; Karadjova, Irina

Jin, Xiangpeng; Cheng, Zhuo; Zhang, Yulei; Petrova, Penka; Petrov, Kaloyan; Zhang, Wenli; Mu, Wanmeng

Krumov, Nikolay; Atanasova, Nikolina; Boyadzhieva, Ivanka; Petrov, Kaloyan; Petrova, Penka

Todorova, Zornica; Tumurbaatar, Oyundari; Mitova, Violeta; Koseva, Neli; Ugrinova, Iva; Petrova, Penka; Troev, Kolio

Ignatova, Ina; Arsov, Alexander; Petrova, Penka; Petrov, Kaloyan

Armenova, Nadya; Tsigoriyna, Lidia; Arsov, Alexander; Stefanov, Stefan; Petrov, Kaloyan; Mu, Wanmeng; Zhang, Wenli; Petrova, Penka

Trifonova, Krastina; Yonkova, Penka; Dzhelebov, Petko