EXPERIENCE WITH THE BAKER-HUGHES MULTIPLE RETRIEVING GASTRO-INTESTINAL BIOPSY TUBE: INCORPORATING SOME MINOR MODIFICATIONS.
D001706:Biopsy; D004386:Duodenum; D004947:Esophagus; D005753:Gastric Mucosa; D006801:Humans; D007082:Ileum; D007583:Jejunum; D013523:Surgical Equipment
BIOPSY; DUODENUM; ESOPHAGUS; GASTRIC MUCOSA; ILEUM; JEJUNUM; SURGICAL EQUIPMENT