Regional nerve blocks of the face.
Emerg. Med. Clin. North Am.. 2013 May 1;31(2):517-27.
[Ultrasound-guided sciatic nerve block].
Masui. 2008 May 1;57(5):580-7.
[Ultrasound-guided femoral nerve block].
Masui. 2008 May 1;57(5):575-9.