“C-TELOPEPTIDE PYRIDINOLINE LEVEL IN GINGIVAL CREVICULAR FLUID AS INDICATOR OF ALVEOLAR BONE RESORPTION: KADAR C- TELOPEPTIDA PIRIDINOLIN PADA CAIRAN KREVIKULAR GINGIVA SEBAGAI INDIKATOR ADANYA RESORBSI TULANG ALVEOLAR”, Dentika Dental J., vol. 16, no. 1, pp. 1–3, Jul. 2011, doi: 10.32734/dentika.v16i1.1885.