TY - GEN AU - Chan,M T V AU - Peyton,P J AU - Myles,P S AU - Leslie,K AU - Buckley,N AU - Kasza,J AU - Paech,M J AU - Beattie,W S AU - Sessler,D I AU - Forbes,A AU - Wallace,S AU - Chen,Y AU - Tian,Y AU - Wu,W K K TI - Chronic postsurgical pain in the Evaluation of Nitrous Oxide in the Gas Mixture for Anaesthesia (ENIGMA)-II trial SN - 1471-6771 PY - 2018///0810 KW - Aged KW - Aged, 80 and over KW - Anesthesia KW - methods KW - Anesthetics, Inhalation KW - therapeutic use KW - Chronic Pain KW - drug therapy KW - Female KW - Hong Kong KW - Humans KW - Interviews as Topic KW - Male KW - Middle Aged KW - Nitrous Oxide KW - Pain, Postoperative KW - Treatment Outcome N1 - Publication Type: Journal Article; Randomized Controlled Trial UR - https://doi.org/10.1093/bja/aew338 ER -