title: [Letter: Assay of 25-hydroxycholecalciferol by radiocompetition].
mesh_terms: D000293:Adolescent; D000328:Adult; D002352:Carrier Proteins / Q000592:standards; D003937:Diagnosis, Differential; D006801:Humans; D006887:Hydroxycholecalciferols / Q000097:blood*; D008875:Middle Aged; D010018:Osteomalacia / Q000209:etiology; D011869:Radioligand Assay; D014808:Vitamin D Deficiency / Q000175:diagnosis
chemical_list: D002352:Carrier Proteins; D006887:Hydroxycholecalciferols
vernacular_title: Pneumothorax au cours des corticothérapies par voie orale