title: Letter: Large intestinal-biopsy capsules and small babies.
mesh_terms: D001706:Biopsy / Q000295:instrumentation*; D001835:Body Weight; D002214:Capsules; D002675:Child, Preschool; D006801:Humans; D007422:Intestines / Q000166:cytology*
chemical_list: D002214:Capsules