title: Complications of beta ray treatment of pterygia.
mesh_terms: D000328:Adult; D000368:Aged; D001918:Brachytherapy / Q000009:adverse effects*; D004583:Electrons; D005128:Eye Diseases / Q000209:etiology; D006801:Humans; D008875:Middle Aged; D011625:Pterygium / Q000532:radiotherapy*; D011839:Radiation, Ionizing; D012590:Sclera / Q000528:radiation effects*; D014456:Ulcer / Q000209:etiology*