Lower gastrointestinal bleeding due to multiple polyps in lleum
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Lusy Erawati
Management of upper gastrointestinal bleeding due to NSAID gastropathy that is unresponsive to ranitidine
The Indonesian Journal of Gastroenterology Hepatology and Digestive Endoscopy, 2003
 Artikel Jurnal
Simanjuntak, Bonauli
Pola kuman pada infeksi intra abdomen akibat perforasi saluran cerna = Microbial pattern in intra abdominal infection due to gastrointestinal perforation
Fakultas Kedokteran Universitas Indonesia, 2014
 UI - Tugas Akhir
Primary lymphoma of the gastrointestinal tract
by Agus Sudiro Waspodo ... [and others]
The Indonesian Journal of Gastroenterology Hepatology and Digestive Endoscopy, 2001
 Artikel Jurnal
Alexander, Larry J.
Primary care of the posterior segment
McGraw-HIll, 2002
 Buku Teks