title: Authors' reply.
authors.affiliation: Department of Psychiatry, CSM Medical University (Former K. G. Medical University), Lucknow - 226 003, India, E-mail: drvivekagarwal06@gmail.com.
authors.forename: Prabhat
authors.initials: P
authors.lastname: Sitholey
authors.forename: Vivek
authors.initials: V
authors.lastname: Agrawal
authors.forename: Amol
authors.initials: A
authors.lastname: Pargaonkar