[Efficacy of a normal CT scan finding].
D001927:Brain Diseases / Q000000981:diagnostic imaging*; D004827:Epilepsy / Q000000981:diagnostic imaging; D005260:Female; D005602:France; D006261:Headache / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008875:Middle Aged; D014057:Tomography, X-Ray Computed / Q000191:economics / Q000706:statistics & numerical data
Efficacité de l'examen scanographique normal.