Potential Activity of Medicinal Plants as Pain Modulators: A Review, Silva-Correa, Carmen R., Campos-Reyna Jorge L., La Torre Víctor E. Villarre, Calderón-Peña Abhel A., Blas María V. Gonzále, Aspajo-Villalaz Cinthya L., Cruzado-Razco José L., Guarniz William Antonio Sa, Guerrero-Espino Luz M., and H Julio , Pharmacognosy Journal, January 2021, Volume 13, Issue 1, p.248-263, (2021)