[Brain tumor & peptic ulcer].
D001921:Brain; D001932:Brain Neoplasms / Q000601:surgery*; D006801:Humans; D009369:Neoplasms; D010437:Peptic Ulcer / Q000209:etiology*
BRAIN NEOPLASMS/surgery; PEPTIC ULCER/etiology and pathogenesis
Hirntumor und Magengeschwür.