title: Alpha-I-antitrypsin phenotypes in sickle cell anaemia.
mesh_terms: D000755:Anemia, Sickle Cell / Q000235:genetics*; D006801:Humans; D009549:Nigeria; D010641:Phenotype; D000515:alpha 1-Antitrypsin / Q000235:genetics*
chemical_list: D000515:alpha 1-Antitrypsin