Rajapat Khokkaseam. 2002. The risk factors associated with lymphoma. Field of Study Epidemiology, Mahidol University;
Rajapat Khokkaseam. (2002) The risk factors associated with lymphoma . Mahidol University/Bangkok.
Rajapat Khokkaseam. The risk factors associated with lymphoma. . Bangkok:Mahidol University, 2002.
Rajapat Khokkaseam. (2002) The risk factors associated with lymphoma . Mahidol University/Bangkok.