title: Five-year follow-up of primates exposed to 55 MeV protons.
mesh_terms: D000818:Animals; D001932:Brain Neoplasms / Q000209:etiology / Q000401:mortality; D002277:Carcinoma / Q000209:etiology / Q000401:mortality; D005354:Fibrosarcoma / Q000209:etiology / Q000401:mortality; D005500:Follow-Up Studies; D000882:Haplorhini; D009374:Neoplasms, Experimental / Q000209:etiology / Q000401:mortality; D009381:Neoplasms, Radiation-Induced / Q000401:mortality*; D011658:Pulmonary Fibrosis / Q000209:etiology / Q000401:mortality; D011833:Radiation Injuries, Experimental / Q000401:mortality*; D011855:Radiodermatitis / Q000401:mortality; D011874:Radiometry; D013997:Time Factors