'For an upper GI you drink this; for a lower GI... well, we won't talk about that'
barium
MEDICINE: For an upper GI you drink this; for a lower GI... well, we wont talk about that
For an upper GI you drink this; for a lower GI... well, we won't talk about that
For an upper GI you drink this; for a lower GI... well, we won't talk about that
MEDICINE
barium
MEDICINE