Nurfadhillah, Nurfadhillah and Utomo, Erry Hypothetical model. health edu.
Rauf, Nurfadhilah and Utomo, Erry (2020) Virus, Kenali-Hindari. https://fkm.umj.ac.id/telah-hadir-buku-hypercontent-kenali-dan-hindari-virus/, Jakarta.