Elly Rahma Aprilia, Wahyuningsih Wahyuningsih, and Heny Prasetyorini. 2026. “The Relationship Between Parenting Patterns and Parental Knowledge Regarding Sibling Rivalry Incidents in Preschool Children Aged 3-5 Years at Al Azhar Kindergarten 22”. International Journal Of Health Science 6 (1):293-98. https://doi.org/10.55606/ijhs.v6i1.6872.