Gastro-intestinal studies on the field x-ray machine.
LEIGH
T F
TF
D041981:Gastrointestinal Tract / Q000000981:diagnostic imaging*; D008887:Military Medicine / Q000000981:diagnostic imaging*; D011859:Radiography; D014965:X-Rays
GASTROINTESTINAL TRACT/roentgenography; MILITARY MEDICINE/roentgenography