Effect of varying time intervals between fentanyl and propofol administration on propofol requirement for induction of anaesthesia: Randomised controlled trial. - Darlong, Vanlal; Som, Anirban; Baidya, Dalim; Pandey, Ravindra; Punj, Jyotsna; Pande, Aparna (Indian Journal of Anaesthesia, 2019)