title: Author's reply.
authors.affiliation: Department of Orthopaedics, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
authors.forename: Sujit Kumar
authors.initials: SK
authors.lastname: Tripathy
authors.affiliation: Department of Orthopaedics, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
authors.forename: Ramesh Kumar
authors.initials: RK
authors.lastname: Sen
authors.affiliation: Department of Orthopaedics, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
authors.forename: Shakthivel Rr
authors.initials: SR
authors.lastname: Manoharan
authors.affiliation: Department of Orthopaedics, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
authors.forename: Somya
authors.initials: S
authors.lastname: Chakrabarty