[1] Natl Taiwan Univ Hosp, Taipei, Taiwan
[2] Natl Taiwan Univ, Ctr Canc, Taipei, Taiwan
[3] Guangdong Gen Hosp, Guangzhou, Guangdong, Peoples R China
[4] Guangdong Acad Med Sci, Guangzhou, Guangdong, Peoples R China
[5] McGill Univ, Montreal, PQ, Canada
[6] Princess Alexandra Hosp, Brisbane, Qld, Australia
[7] Wakayama Med Univ Hosp, Wakayama, Japan
[8] Royal Marsden Hosp, London, England
[9] Kinki Chuo Chest Med Ctr, Osaka, Japan
[10] Boehringer Ingelheim Int GmbH, Ingelheim, Germany
[11] Univ Duisburg Essen, Univ Hosp Essen, West German Canc Ctr, Essen, Germany