Avidan MS, Maybrier HR, Ben Abdallah A, Jacobsohn E, Vlisides PE, Pryor KO, Veselis RA, Grocott HP, Emmert DA, Rogers EM et al..
2017.
Intraoperative ketamine for prevention of postoperative delirium or pain after major surgery in older adults: an international, multicentre, double-blind, randomised clinical trial.. Lancet. 390(10091):267-275.