by Ruan, Yijun, Wei, Chia Lin, Ling, Ai Ee, Vega, Vinsensius B, Thoreau, Herve, Se Thoe, Su Yun, Chia, Jer-Ming, Ng, Patrick, Chiu, Kuo Ping, Lim, Landri, Zhang, Tao, Chan, Kwai Peng, Lin Ean, Lynette Oon, Ng, Mah Lee, Leo, Sin Yee, Ng, Lisa FP, Ren, Ee Chee, Stanton, Lawrence W, Long, Philip M, Liu, Edison T
Published in The Lancet (British edition) (24.05.2003)

by Ruan, YiJun, Wei, Chia Lin, Ee, Ling Ai, Vega, V B, Thoreau, H, Yun, Se Thoe Su, Chia, Jer-Ming, Ng, P, Chiu, Kuo Ping, Lim, L, Tao, Zhang, Peng, Chan Kwai, Ean, LOL, Liu, E T
Published in The Lancet (North American edition) (24.05.2003)