Endoscopic examination, therapy or surgery of the gastrointestinal tract.

Synonyms: Gastrointestinal Endoscopy, Procedures, Endoscopic Gastrointestinal, Surgical, Endoscopy, Gastrointestinal, Procedure, Gastrointestinal Endoscopic Surgical, Procedures, Gastrointestinal Endoscopic Surgical, Gastrointestinal Surgeries, Endoscopic, Endoscopies, Gastrointestinal, Surgical Procedure, Endoscopic Gastrointestinal, Endoscopic Gastrointestinal Surgical Procedures, Gastrointestinal Endoscopies, Endoscopic Gastrointestinal Surgery, Surgery, Endoscopic Gastrointestinal, Surgeries, Endoscopic Gastrointestinal, Gastrointestinal Endoscopic Surgical Procedures, Procedure, Endoscopic Gastrointestinal, Surgical, Gastrointestinal Surgery, Endoscopic, Surgical Procedures, Endoscopic Gastrointestinal, Endoscopic Gastrointestinal Surgeries