Chow, P K H; Machin, D; Chen, Y; Zhang, X; Win, K-M; Hoang, H-H; Nguyen, B-D; Jin, M-Y; Lobo, R; Findlay, M; Lim, C-H; Tan, S-B; Gandhi, M; Soo, K-C

Holland, P; Machin, D

Yip, J L Y; Aung, T; Wong, T-Y; Machin, D; Khaw, P T; Khaw, K-T; Seah, S; Foster, P J

Soo, K-C; Tan, E-H; Wee, J; Lim, D; Tai, B-C; Khoo, M-L; Goh, C; Leong, S-S; Tan, T; Fong, K-W; Lu, P; See, A; Machin, D

Weston, C L; Douglas, C; Craft, A W; Lewis, I J; Machin, D

Cheung, Y B; Khoo, K S; Karlberg, J; Machin, D

Julious, S A; Campbell, M J; Walker, S J; George, S L; Machin, D

Foster P J, Devereux J G, Alsbirk P H, Lee P S, Uranchimeg D, Machin D, Johnson G J, Baasanhu J

Yuen, P; Haybittle, J; Machin, D

Machin, D