M. N. Jain, G. Suragimath, S. A. Varma, S. A. Zope, and A. S. R., “A retrospective study to assess and correlate maternal periodontal status with term of pregnancy and weight of newborn”, Int J Reprod Contracept Obstet Gynecol, vol. 6, no. 10, pp. 4589–4594, Sep. 2017.