TY - GEN AU - Ueshima,Hironobu AU - Hiroshi,Otake TI - RETRACTED: Optimal site of administration of the PECS 1 block SN - 1873-4529 PY - 2018///0621 KW - Anesthetics, Local KW - administration & dosage KW - Cadaver KW - Coloring Agents KW - Embalming KW - methods KW - Humans KW - Injections, Intramuscular KW - Nerve Block KW - Pectoralis Muscles KW - innervation KW - Thoracic Nerves KW - drug effects KW - Ultrasonography, Interventional N1 - Publication Type: Letter; Retracted Publication UR - https://doi.org/10.1016/j.jclinane.2017.01.027 ER -