[Diagnosis of the upper gastrointestinal tract diseases in pregnancy].
Polozhenkova
L A
LA
Burtkov
S G
SG
Liashko
E S
ES
Kon'kov
M Iu
MIu
D004935:Esophageal Diseases / Q000175:diagnosis*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications