Ultrasound is not the only technique to visualize third occipital nerve blockade.
Galiano
Klaus
K
Obwegeser
Alois Albert
AA
Bodner
Gerd
G
Schatzer
Reinhold
R
Schocke
Michael
M
Gruber
Hannes
H
D003391:Cranial Nerves / Q000033:anatomy & histology* / Q000000981:diagnostic imaging*; D006261:Headache / Q000628:therapy; D006801:Humans; D008279:Magnetic Resonance Imaging; D009407:Nerve Block; D014463:Ultrasonography