title: A rapid method of obtaining a jejunal biopsy using a Crosby capsule and a gastrointestinal fiberscope.
mesh_terms: D001706:Biopsy / Q000295:instrumentation / Q000379:methods*; D004724:Endoscopy; D005336:Fiber Optic Technology; D006801:Humans; D007583:Jejunum; D013997:Time Factors