APA Citation

Haller, D. G. (2009). What Makes GI Oncology Special? International Society of Gastrointestinal Oncology.

Chicago Style Citation

Haller, Daniel G. What Makes GI Oncology Special? International Society of Gastrointestinal Oncology, 2009.

MLA Citation

Haller, Daniel G. What Makes GI Oncology Special? International Society of Gastrointestinal Oncology, 2009.

Warning: These citations may not always be 100% accurate.