title: Case of leukaemia associated with X-linked severe combined immunodeficiency gene therapy trial in London.
mesh_terms: D002986:Clinical Trials as Topic; D015316:Genetic Therapy / Q000009:adverse effects*; D006801:Humans; D007938:Leukemia / Q000209:etiology*; D008131:London; D053632:X-Linked Combined Immunodeficiency Diseases / Q000150:complications / Q000628:therapy*