Coe, A J Ultrasound-guided proximal obturator block. [electronic resource] - Anaesthesia 07 2016 - 857 p. digital Publication Type: Letter; Comment ISSN: 1365-2044 Standard No.: 10.1111/anae.13512 doi Subjects--Topical Terms: Nerve BlockObturator NerveUltrasonography, Interventional