Fierro Aguilar, J. P., & Rincón Luzuriaga, A. E. (2022). Elaboration and proposal of a methodological guide for an occupational health and safety system based on the international standard OHSAS 18001 in H.G.C.A. Laboratories. Ingeniería Química Y Desarrollo, 2(01), 21–28. https://doi.org/10.53591/iqd.v2i1.2099