title: Selenium in the heart of China.
mesh_terms: D009202:Cardiomyopathies / Q000209:etiology* / Q000517:prevention & control; D002648:Child; D002681:China; D006801:Humans; D012643:Selenium / Q000008:administration & dosage / Q000172:deficiency*; D013577:Syndrome
chemical_list: D012643:Selenium