Facial Laser Resurfacing with the Propofol-Ketamine Technique: Room Air, Spontaneous Ventilation (RASV) Anesthesia Posted on August 21, 2015 at 1:29 pm.Written by gaf-admin [featured_image] Download Download is available until [expire_date] Version [version] Download 35 File Size 198.54 KB File Count 1 Create Date August 21, 2015 Last Updated August 21, 2015 Facial Laser Resurfacing with the Propofol-Ketamine Technique: Room Air, Spontaneous Ventilation (RASV) Anesthesia