title: Risk factors and pathogenesis of posttransplant lymphoproliferative disorders.
mesh_terms: D015870:Gene Expression; D004854:Herpesvirus 4, Human / Q000235:genetics / Q000302:isolation & purification; D006801:Humans; D007165:Immunosuppression Therapy / Q000009:adverse effects; D008232:Lymphoproliferative Disorders / Q000453:epidemiology* / Q000209:etiology / Q000503:physiopathology; D011183:Postoperative Complications / Q000453:epidemiology*; D012307:Risk Factors; D014180:Transplantation