TY - JOUR T1 - Reply to: Cervical plexus and greater occipital nerve blocks: controversies and technique update JF - Regional Anesthesia & Pain Medicine JO - Reg Anesth Pain Med SP - 89 LP - 89 DO - 10.1136/rapm-2019-100736 VL - 45 IS - 1 AU - Manfred Greher AU - Bernhard Moriggl AU - Jens Børglum Y1 - 2020/01/01 UR - http://rapm.bmj.com/content/45/1/89.1.abstract N2 - ER -