Syed Sadam Hussain, et al. “EFFECT OF VIRTUAL REALITY (VR) GLAASSE ON GAG REFLEX DURING TAKING MAXILLARY IMPRESSION”. Journal of Population Therapeutics and Clinical Pharmacology, vol. 31, no. 9, Sept. 2024, pp. 2670-4, https://doi.org/10.53555/q29kyw76.