title: Variant angina in an 11 year old boy. II. Sickle cell trait.
mesh_terms: D000328:Adult; D000755:Anemia, Sickle Cell / Q000150:complications*; D000788:Angina Pectoris, Variant / Q000209:etiology*; D002648:Child; D006801:Humans; D008297:Male; D012805:Sickle Cell Trait / Q000150:complications*