Aranzazu Ceballos, A. D.; Marín Cárdenas, J. S.; Gallego González, D.; Donado Gómez, J. H. Analysis of Heterogeneity in Cardiology Systematic Reviews Published Be-Tween 2000-2005 and 2011-2016. Med UPB 2023, 42 (1), 37-48. https://doi.org/10.18566/medupb.v42n1.a06.