title: Long-term use of hydroxyurea for sickle cell anemia.
authors.forename: Derrick W
authors.initials: DW
authors.lastname: Spell
mesh_terms: D000755:Anemia, Sickle Cell / Q000188:drug therapy*; D000986:Antisickling Agents / Q000009:adverse effects*; D006801:Humans; D006918:Hydroxyurea / Q000009:adverse effects*; D007938:Leukemia / Q000139:chemically induced; D009190:Myelodysplastic Syndromes / Q000139:chemically induced
chemical_list: D000986:Antisickling Agents; D006918:Hydroxyurea