ASSOCIATE. PROF. DR. SULTAN ZEB KHAN. COVID 19, AS CHALLENGE AND OPPORTUNITY IN DENTAL PRACTICE. JOURNAL OF KHYBER COLLEGE OF DENTISTRY, [S. l.], v. 10, n. 02, p. 1, 2020. DOI: 10.33279/jkcd.v10i02.307. Disponível em: https://journalofkcd.com/kcd/article/view/307. Acesso em: 18 apr. 2026.