title: Author reply.
authors.affiliation: Institute of Diabetes and Endocrinology, Alpha Hospital and Research Center, Madurai, Tamil Nadu, India.
authors.forename: V
authors.initials: V
authors.lastname: Kumaravel
authors.affiliation: Department of Community Medicine, Sri Ramachandra Medical College and Research Institute, Porur, Chennai, Tamil Nadu, India.
authors.forename: S
authors.initials: S
authors.lastname: Vanishree
authors.affiliation: Department of Community Medicine, Sri Ramachandra Medical College and Research Institute, Porur, Chennai, Tamil Nadu, India.
authors.forename: M
authors.initials: M
authors.lastname: Anitharani
authors.affiliation: Department of Community Medicine, Sri Ramachandra Medical College and Research Institute, Porur, Chennai, Tamil Nadu, India.
authors.forename: Bwc
authors.initials: B
authors.lastname: Sathiyasekaran