Subjects
- Fractures, Ununited -- surgery1
- Gastrostomy -- methods1
- General Surgery -- organization & administration1
- Gingival Neoplasms -- pathology1
- Gingival Neoplasms -- therapy1
- Greece1
- Head and Neck Neoplasms -- pathology1
- Hip Joint1
- Hydrogen1
- Hydrogen -- therapeutic use1
- Hysterotomy -- methods1
- Ileal Neoplasms -- surgery1
- Insufflation -- methods1
- Internationality1
- Intestinal Volvulus -- surgery1
- Intestines -- surgery1
- Intubation, Gastrointestinal -- methods1
- Intussusception -- surgery1
- Kidney -- surgery1
- Knee Joint -- surgery1