Louisa, Marie, Alya Amalina, Ricky Anggara Putranto, Olivia Nauli Komala, and Wita Anggraini. “Periodontal Disease Severity in Patients With Long COVID and Non-COVID-19”. Dental Journal 57, no. 1 (February 2, 2024): 50–55. Accessed September 9, 2024. https://e-journal.unair.ac.id/MKG/article/view/42562.