Wahyuni Saputri Hudjuala, et al. “Relationship of Complete Basic Immunization Status to Acute Respiratory Tract Infection In Toddlers In the Tilango Health Center Working Area”. International Journal of Health, Economics, and Social Sciences (IJHESS), vol. 8, no. 1, Jan. 2026, p. 632~639, doi:10.56338/ijhess.v8i1.10074.