Baliga, V. et al. 2020. Assessing The Effect of Non-Surgical Periodontal Therapy on Levels of Caspase 3 And 7 in Patients With Chronic And Aggressive Periodontitis - A Systematic Review Protocol. International Journal of Psychosocial Rehabilitation. 24, 8 (Oct. 2020), 4323–4331. DOI:https://doi.org/10.61841/3djrt969.