INTRALUMINAL AND JUXTAMUCOSAL DUODENAL PH.
D000818:Animals; D035843:Biomedical Research; D002933:Cineradiography; D004285:Dogs; D004386:Duodenum; D004568:Electrodiagnosis; D006863:Hydrogen-Ion Concentration; D009092:Mucous Membrane
CINEFLUOROGRAPHY; CLINICAL RESEARCH; DOGS; DUODENUM; ELECTRODIAGNOSIS; HYDROGEN-ION CONCENTRATION; MUCOUS MEMBRANE