Negari, Chairiza Paundrian, et al. “Analysis of Factors Associated With Measles Rubella (MR) Immunization in Toddlers Aged 9-24 Months at the Kedungwuni II Community Health Center, Pekalongan Regency”. Jurnal Kesmas Prima Indonesia, vol. 10, no. 2, July 2026, pp. 127-41, doi:10.34012/jkpi.v10i2.8672.