證據來源 · Source
Akcalı A, Lang NP. Dental calculus: the calcified biofilm and its role in disease development. Periodontol 2000. 2018;76(1):109-115. PMID 29194797
https://pubmed.ncbi.nlm.nih.gov/29194797/
證據來源 · Source
https://pubmed.ncbi.nlm.nih.gov/29194797/