Shamim Akhtar, Hira Ayaz, Basheer Rehman, Hina Ashraf and Saadia Anwar (2012) “PERIODONTITIS AS A RISK FACTOR FOR PRETEREM BIRTH”, JOURNAL OF KHYBER COLLEGE OF DENTISTRY, 2(2), pp. 62–66. doi: 10.33279/jkcd.v2i2.494.