Symptomatic peptic ulcer (PU): is there any seasonal variation? An endoscopic retrospective study.
Archimandritis
A
A
Department of Pathologic Physiology, University of Athens, Medical School, Laikon General Hospital, Greece.
Tjivras
M
M
Tsirantonaki
M
M
Kalogeras
D
D
Fertakis
A
A
D005260:Female; D006115:Greece / Q000453:epidemiology; D006801:Humans; D008297:Male; D010437:Peptic Ulcer / Q000453:epidemiology*; D012189:Retrospective Studies; D012621:Seasons