A randomized controlled trial comparing nociception level (NOL) index, blood pressure, and heart rate responses to direct laryngoscopy versus videolaryngoscopy for intubation: the NOLint project

Sbeghen, V., Verdonck, O., McDevitt, J., Zaphiratos, V., Brulotte, V., Loubert, C., Tanoubi, I., Drolet, P., Belanger, M. E., Fortier, L. P., Godin, N., Guertin, M. C., Fortier, A., Richebé, P.