[1] Department of Clinical Oncology,
[2] The Chinese University of Hong Kong,undefined
[3] Prince of Wales Hospital,undefined
[4] Shatin,undefined
[5] New Territories,undefined
[6] Hong Kong,undefined
[7] China e-mail: mok206551@cuhk.edu.hk Tel.: 852-2632-2166; Fax: 852-2649-7426,undefined
[8] Department of Medicine,undefined
[9] Veterans General Hospital,undefined
[10] Taipei and National Yang-Mang University,undefined
[11] Taipei,undefined
[12] Taiwan,undefined
[13] Koo Foundation Sun Yat-Sen Cancer Center,undefined
[14] Taipei,undefined
[15] Taiwan,undefined
[16] Agouron Pharmaceuticals Inc.,undefined
[17] La Jolla,undefined
[18] California,undefined
[19] USA,undefined