title: Anemia and heart failure in a nine-month-old boy.
mesh_terms: D000740:Anemia / Q000209:etiology*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006333:Heart Failure / Q000209:etiology*; D006801:Humans; D007223:Infant; D008297:Male; D008467:Meckel Diverticulum / Q000150:complications*