Balachandar, Vellingiri, et al. “Cytogenetic Damage in Khaini Users of Tamilnadu, Cytogenetic Damage in Khaini Users of Tamilnadu, Cytogenetic Damage in Khaini Users of Tamilnadu, Southern India”. Brazilian Journal of Oral Sciences, vol. 7, no. 25, Jan. 2016, pp. 1559-62, doi:10.20396/bjos.v7i25.8642935.