A study of x-ray negative dyspepsia with reference to histologic changes in the gastric mucosa.
D004415:Dyspepsia; D005753:Gastric Mucosa; D005767:Gastrointestinal Diseases; D006801:Humans; D013270:Stomach / Q000473:pathology*; D014965:X-Rays
GASTROINTESTINAL DISEASES/manifestations; STOMACH/pathology