title: Cobalt radiation-induced comedones.
mesh_terms: D000505:Alopecia / Q000209:etiology; D001932:Brain Neoplasms / Q000532:radiotherapy; D003037:Cobalt Radioisotopes / Q000009:adverse effects* / Q000627:therapeutic use; D005148:Facial Dermatoses / Q000209:etiology*; D005546:Forehead; D005910:Glioma / Q000532:radiotherapy; D006201:Hair Diseases / Q000209:etiology; D006801:Humans; D007633:Keratins / Q000528:radiation effects; D008297:Male; D008875:Middle Aged; D012536:Scalp Dermatoses / Q000209:etiology*; D012880:Skin Pigmentation / Q000528:radiation effects
chemical_list: D003037:Cobalt Radioisotopes; D007633:Keratins