Upendra Rai, Preeti Goyal, Anju Gautam, Seema Shende, Dilip Kothari and Neelima Tandon 2021. A comparative study of intravenous dexmedetomidine and intravenous clonidine for attenuating pressor responses to laryngoscopy and endotracheal intubation. International Journal of Health and Clinical Research. 4, 14 (Aug. 2021), 122–126.