title: Letter: Intestinal absorption of pertechnetate: calculation by the oral-intravenous plasma activity quotients and inverse convolution method.
mesh_terms: D000284:Administration, Oral; D006801:Humans; D007275:Injections, Intravenous; D007408:Intestinal Absorption; D013667:Technetium / Q000008:administration & dosage / Q000378:metabolism*
chemical_list: D013667:Technetium