title: The possible effects of changes in relative organ position in whole body counting.
mesh_terms: D003037:Cobalt Radioisotopes; D006801:Humans; D007408:Intestinal Absorption; D011187:Posture; D014805:Vitamin B 12 / Q000378:metabolism; D014915:Whole-Body Counting / Q000592:standards*
chemical_list: D003037:Cobalt Radioisotopes; D014805:Vitamin B 12