M. F. Mendoza González, C. Delgado Domínguez, F. J. Auñon Segura, and F. D. Vázquez Martínez, “Inequalities in medical specialization in Mexico: Analysis of the National Residency Examination and accreditation”, HS, vol. 25, no. 1, p. e6074, Jan. 2026, doi: 10.19136/hs.a25n1.6074.