title: Author's reply.
authors.affiliation: Department of Orthopedics, UCMS and GTB Hospital, New Delhi, India.
authors.forename: Amite
authors.initials: A
authors.lastname: Pankaj
authors.affiliation: Department of Orthopedics, UCMS and GTB Hospital, New Delhi, India.
authors.forename: Deepak
authors.initials: D
authors.lastname: Chahar
authors.affiliation: Department of Orthopedics, UCMS and GTB Hospital, New Delhi, India.
authors.forename: Devendra
authors.initials: D
authors.lastname: Pathrot