The emergency department headaches conundrum.
Cruz
M N
MN
Schor
J
J
Simon
H K
HK
D002648:Child; D004636:Emergency Service, Hospital; D006261:Headache / Q000175:diagnosis / Q000209:etiology* / Q000628:therapy*; D006801:Humans; D008297:Male; D013129:Spinal Puncture; D014057:Tomography, X-Ray Computed