[Hematite in gastrointestinal examinations].
D003287:Contrast Media; D005290:Ferric Compounds; D041981:Gastrointestinal Tract / Q000000981:diagnostic imaging*; D010808:Physical Examination; D011859:Radiography
D003287:Contrast Media; D005290:Ferric Compounds; C000499:ferric oxide
CONTRAST MEDIA; GASTROINTESTINAL SYSTEM/radiography