[Histological study of the parotid gland and of the pancreas in megaesophagus].
D004931:Esophageal Achalasia; D004947:Esophagus / Q000002:abnormalities*; D006801:Humans; D010179:Pancreas / Q000473:pathology*; D010306:Parotid Gland / Q000473:pathology*
ESOPHAGUS/abnormalities; PANCREAS/pathology; PAROTID GLAND/pathology