[APROPOS OF THE ETIOLOGY AND PATHOGENESIS OF PEPTIC ULCER].
D002540:Cerebral Cortex; D005750:Gastric Juice; D010437:Peptic Ulcer
CEREBRAL CORTEX; GASTRIC JUICE; PEPTIC ULCER
K VOPROSU OB 'ETIOLOGII I PATOGENEZE IAZVENNO I BOLEZNI.