Anggraini, D.S.K. and Riza Umami 2026. The Relationship Between Mothers’ Level Of Knowledge And The Completion Of The Full Series Of Basic Immunizations (IDL) Among 12-Month-Old Infants In The Service Area Of The Tempurejo Community Health Center. International Journal of Health Engineering and Technology. 5, 1 (May 2026). DOI:https://doi.org/10.55227/ijhet.v5i1.823.