Hubungan Pengetahuan Tentang Vaksin Covid-19 Dengan Tingkat Kecemasan Orang Tua Yang Anaknya Menerima Vaksin Di Wilayah Kerja UPT Puskesmas Kereng Bangkirai: Correlation of Knowledge about Covid-19 Vaccine With Anxiety Level of Parents Which Children Received Vaccine in The Work Area of UPT Puskesmas Kereng. J Surya Medika 2023, 9 (1), 63-72. https://doi.org/10.33084/jsm.v9i1.5146.