Aritonang J, Siregar LM, Saragih FL, Argaheni NB. PENGETAHUAN IBU TENTANG PENCEGAHAN INFEKSI COVID-19 PADA SAAT POSYANDU DI DESA KWALA BINGEI. JMN [Internet]. 2021 Feb. 5 [cited 2024 May 2];4(1):57-61. Available from: http://114.7.97.221/index.php/NERS/article/view/1823