Córdova Guzmán, G.A. , Ostoich Campos, V.A. , Tauil Ortega, M.V. , Pineda Chopite, L. del C. and Carrillo Arcia, A.V. 2026. Effectiveness of Breastfeeding as an Analgesic During Vaccination: A Systematic Review . Multidisciplinary & Health Education Journal . 8, 1 (Jun. 2026), 8078–8087.