title: Problems of retinoblastoma.
mesh_terms: D002648:Child; D005134:Eye Neoplasms / Q000175:diagnosis / Q000235:genetics / Q000401:mortality / Q000532:radiotherapy; D006801:Humans; D012175:Retinoblastoma / Q000175:diagnosis / Q000235:genetics / Q000401:mortality / Q000532:radiotherapy