Gastrointestinal system - Diseases - Diagnosis.

New challenges in gastrointestional endoscopy by: (Electronic resources)

Diagnostic and therapeutic procedures in gastroenterology = an illustrated guide / by: (Electronic resources)

Gastrointestinal endoscopy in practice by: (Electronic resources)

Gastrointestinal system- Endoscopic surgery.

Gastrointestinal system- Examination.

Gastroenterology.

Gastrointestinal system- Diseases

Endoscopy.

Medicine & Public Health.

Gastroscopy.