title: Letter: Immunotherapy for acute lymphoid leukemia.
mesh_terms: D001500:BCG Vaccine / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D005069:Evaluation Studies as Topic; D005500:Follow-Up Studies; D006801:Humans; D007167:Immunotherapy; D007945:Leukemia, Lymphoid / Q000401:mortality / Q000628:therapy*; D013997:Time Factors
chemical_list: D001500:BCG Vaccine