P. Escobar Castillo, J. A. Muños Hernández, M. G. María Graciela Freyermuth Enciso, C. Juárez-Ramírez, G. Gutiérrez Alba, and S. Armenta Arellano, “Gaps in health personnel at the first level: viability of the MAS-Bienestar model in Veracruz”, HS, vol. 26, no. 1, p. e6277, Nov. 2026, doi: 10.19136/hs.a26n1.6277.