Morales Mora, E., Barrantes Jiménez, K., Beita Sandí, W. and Chacón Jiménez, L. (2022) “Risk assessment for arsenic, in low concentrations, for agricultural workers in Cartago, Costa Rica”, UNED Research Journal, 14(2), p. e4070. doi: 10.22458/urj.v14i2.4070.