B. Saptiwi, W. Susanti, A. Pujiyati, R. Cilmiaty, A. Prayitno, and I. Widiastuti, “Oral Hygiene Maintenance Behavior and Community Periodontal Index in Systemic Lupus Erythematosus Patients: A Correlational Study”, Media Publ. Promosi Kesehatan Indones., vol. 9, no. 2, pp. 245-252, Feb. 2026.