Saavendra, A. I., Mejía, C. I., Alvarado, T. B., Martínez, V. S., Cardoza, Y. G., Orellana, K. M. and Rápalo, K. (2015) “Prevalence of energy drinks exam period in dental students. Study in the UNAH-VS, in the second half of 2013”, Portal de la Ciencia, 5, pp. 32–41. doi: 10.5377/pc.v5i0.1851.