Sasagawa, Emi, Ana Vilma Guevara de Aguilar, Marta Alicia Hernández de Ramírez, José Eduardo Romero Chévez, Jun Nakagawa, Rafael Antonio Cedillos, Chizuru Misago, and Kiyoshi Kita. 2014. “Prevalence of Trypanosoma Cruzi Infection in Blood Donors in El Salvador Between 2001 and 2011”. The Journal of Infection in Developing Countries 8 (08):1029-36. https://doi.org/10.3855/jidc.4035.