S. . Memon, F. . Memon, H. . Shahid, D. R. . Khatri, and S. A. . Memon, “Prevalence of Gingivitis in School Children at Different Government Schools of District Hyderabad”, J. Bahria Univ. Med. Dent. Coll., vol. 6, no. 4, pp. 236–240, Sep. 2016.