Cita APA

Open Access House of Science and Technology. World journal of gastrointestinal endoscopy. Beijing, China: Baishideng.

Citación estilo Chicago

Open Access House of Science and Technology. World Journal of Gastrointestinal Endoscopy. Beijing, China: Baishideng.

Cita MLA

Open Access House of Science and Technology. World Journal of Gastrointestinal Endoscopy. Beijing, China: Baishideng.