Evaluation And Association Of Periodontal Status With Level Of P. Intermedia In Chronic Periodontitis Female Patients With And Without Oral Contraceptive Pills Following Non-Surgical Periodontal Therapy Using Quantitative Polymerase Chain Reaction: An Int. Journal of Pharmaceutical Negative Results. Published online January 1, 2023:1135-1144. doi:10.47750/pnr.2023.14.S02.139