disease (or disorder); hemoglobin or Hb, C (Hb-C), sickle-cell
disease (or disorder); hemoglobin or hb, c (hb-c), sickle-cell
disease (or disorder); hemoglobin or Hb, C (Hb-C), sickle-cell
disease (or disorder); hemoglobin or hb, c (hb-c), sickle-cell