title: Author reply.
authors.affiliation: Department of Pharmacology, Government Medical College and Hospital, Sector-32 B, Chandigarh, India.
authors.forename: Sangeeta
authors.initials: S
authors.lastname: Bhanwra
authors.affiliation: Department of Pharmacology, Government Medical College and Hospital, Sector-32 B, Chandigarh, India.
authors.forename: Kaza
authors.initials: K
authors.lastname: Ahluwalia