Fernandez-Luque, J. L., P. Maurtua-Mamani, S. Estrella-Quito, and J. A. Grández-Urbina. “HOW DO I CHECK THE RESULT OF VACCINATION AGAINST VIRAL HEPATITIS B IN PERU?, A RESEARCH STUDY TO MAKE”. Revista De La Facultad De Medicina Humana, vol. 18, no. 2, Apr. 2018, https://revistas.urp.edu.pe/index.php/RFMH/article/view/1297.