Endoscopy, Gastrointestinal - methods.

Interventional and therapeutic gastrointestinal endoscopy by: (Electronic resources)

Gastroenterologic endoscopy : = CD-ROM for Windows and Macintosh / by: (Sound recordings, nonmusical performance)

Gastrointestinal system- Endoscopic surgery.

Gastrointestinal Diseases- surgery.

Endoscopy, Gastrointestinal- methods.

Gastroscopy.