[Clinical and endoscopic studies of antral erosion].
D000328:Adult; D000368:Aged; D005260:Female; D005753:Gastric Mucosa / Q000473:pathology; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D011706:Pyloric Antrum / Q000473:pathology; D013272:Stomach Diseases / Q000473:pathology*