title: Does a 2-dimensional picture compensate for lacking anatomic knowledge?
authors.forename: José
authors.initials: J
authors.lastname: Aguirre
authors.forename: Philipp
authors.initials: P
authors.lastname: Ruland
authors.forename: Georgios
authors.initials: G
authors.lastname: Ekatodramis
authors.forename: Alain
authors.initials: A
authors.lastname: Borgeat
mesh_terms: D000776:Anesthesiology / Q000379:methods / Q000592:standards*; D005267:Femoral Nerve / Q000033:anatomy & histology / Q000000981:diagnostic imaging; D006801:Humans; D009407:Nerve Block / Q000295:instrumentation / Q000592:standards; D009776:Obturator Nerve / Q000033:anatomy & histology / Q000000981:diagnostic imaging; D018084:Ultrasonography, Interventional