Zyukin, D.A., Bystritskaya, A.Y., Golovin, A.A. y Vlasova, O.V. 2020. The share of health care spending in the structure of GDP as a criterion for the healthcare system effectiveness. Revista de la Universidad del Zulia. 11, 30 (jul. 2020), 352-363. DOI:https://doi.org/10.46925//rdluz.30.22.