Amma, G. M., B. Vasudevan, and S. Akshayakumar. “Prevalence and Determinants of Prehypertension and Hypertension Among Adolescents: A School Based Study in a Rural Area of Kerala, India”. International Journal of Research in Medical Sciences, vol. 3, no. 1, Jan. 2017, pp. 58-64, https://www.msjonline.org/index.php/ijrms/article/view/1208.