[1] Royal Marsden Hosp, London SW3 6JJ, England
[2] Natl Taiwan Univ, Taipei 10764, Taiwan
[3] Boehringer Ingelheim GmbH & Co KG, Ingelheim, Germany
[4] Boehringer Ingelheim Pharma GmbH & Co KG, Ingelheim, Germany
[5] Guangdong Lung Canc Inst, Guangzhou, Guangdong, Peoples R China