title: Multiple primary malignancies.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D008654:Mesothelioma / Q000209:etiology*; D009378:Neoplasms, Multiple Primary / Q000209:etiology*; D009381:Neoplasms, Radiation-Induced; D013736:Testicular Neoplasms / Q000532:radiotherapy