Bhardwaj, D. V. K., D. S. Fotedar, .Dr. N. Negi, and D. A. Chauhan. “Pulmonary Diseases and Periodontal Health- A Review”. IJRDO -JOURNAL OF HEALTH SCIENCES AND NURSING, Vol. 1, no. 1, Jan. 2016, pp. 01-14, doi:10.53555/hsn.v1i1.663.