ERTIANA, Dwi; UTAMI, Sri. Mother’s Knowledge of Efforts to Prevent Covid 19 Transmission in Children Age 3 - 5 Years Old. JURNAL KESEHATAN POLTEKKES KEMENKES RI PANGKALPINANG, [S. l.], v. 10, n. 2, p. 115–124, 2022. DOI: 10.32922/jkp.v10i2.459. Disponível em: https://jurnal.poltekkespangkalpinang.ac.id/index.php/jkp/article/view/459. Acesso em: 31 aug. 2026.