title: Letter: Sickle cell screening.
mesh_terms: D000755:Anemia, Sickle Cell / Q000175:diagnosis*; D001798:Blood Proteins; D004586:Electrophoresis; D006444:Hemoglobin C / Q000032:analysis; D006451:Hemoglobin, Sickle / Q000032:analysis; D006801:Humans; D008403:Mass Screening; D013447:Sulfites
chemical_list: D001798:Blood Proteins; D006451:Hemoglobin, Sickle; D013447:Sulfites; D006444:Hemoglobin C