TY - GEN AU - Sedlácková,M AU - Frühauf,P AU - Rubín,A TI - [Endoscopic examination of the gastrointestinal tract in children and adolescents] SN - 0069-2328 PY - 1980///1021 KW - Adolescent KW - Child KW - Duodenum KW - Endoscopy KW - Gastroscopy KW - Humans N1 - Publication Type: English Abstract; Journal Article ER -