title: Author's reply.
authors.affiliation: Department of Orthopedics, Maharishi Valmiki Hospital, Pooth Khurd, New Delhi, India.
authors.forename: Suresh
authors.initials: S
authors.lastname: Kumar
authors.affiliation: Department of Orthopedics, Maharishi Valmiki Hospital, Pooth Khurd, New Delhi, India.
authors.forename: Sunayan
authors.initials: S
authors.lastname: Mahanta