New methods for re-entrant cannulation of the duodenum and ileocaecum.
D000818:Animals; D002404:Catheterization / Q000295:instrumentation / Q000379:methods / Q000662:veterinary*; D002417:Cattle / Q000601:surgery*; D002432:Cecum / Q000601:surgery; D004386:Duodenum / Q000601:surgery; D005260:Female; D007082:Ileum / Q000601:surgery; D007422:Intestines / Q000601:surgery*; D008297:Male