A herbal formula for prevention of influenza-like syndrome: A double-blind randomized clinical trial

por Wong, Lai-yi, Leung, Ping-chung, Pang, Suet-yee, Cheng, King-fai, Wong, Chun-kwok, Lam, Wai-kei, Fung, Kwok-pui, Lau, Tak-fai, Tse, Yee-kit, Kwok, Chi-yui
Publicado 2013