Ultrasound visualization of the anatomy relevant for lumbar plexus block: comparison of the paramedian transverse and Shamrock scan technique
Pawinee Pangthipampai, Suwimon Tangwiwat, Jatuporn Pakpirom, Banchobporn Songthamwat, Manoj Kumar Karmakar
Regional Anesthesia & Pain Medicine May 2019, 44 (5) 573-577; DOI: 10.1136/rapm-2018-100011