Name	Info	Provider	Link
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/25399215/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/25399215
	free resource	University of Western Australia Profiles and Research Repository	https://research-repository.uwa.edu.au/en/publications/prevalence-and-severity-of-plaque-induced-gingivitis-in-a-saudi-a