title: Author's Reply.
authors.affiliation: Department of Community Medicine, Government Medical College, Rajkot, Gujarat, India.
authors.forename: Rajesh K
authors.initials: RK
authors.lastname: Chudasama
authors.affiliation: Department of Community Medicine, Government Medical College, Rajkot, Gujarat, India.
authors.forename: Pramod B
authors.initials: PB
authors.lastname: Verma
authors.affiliation: Department of Community Medicine, Government Medical College, Rajkot, Gujarat, India.
authors.forename: Chikitsa D
authors.initials: CD
authors.lastname: Amin
authors.affiliation: Department of Community Medicine, Government Medical College, Rajkot, Gujarat, India.
authors.forename: Bharat
authors.initials: B
authors.lastname: Gohel
authors.affiliation: Department of Community Medicine, Government Medical College, Rajkot, Gujarat, India.
authors.forename: Dinkar
authors.initials: D
authors.lastname: Savariya
authors.affiliation: Department of Community Medicine, Government Medical College, Rajkot, Gujarat, India.
authors.forename: Rakesh
authors.initials: R
authors.lastname: Ninama