title: Letter to the editor.
authors.affiliation: Classified Specialist (Orthopaedics) & Joint Replacement Surgeon, Military Hospital Kirkee, Pune 411020, India.
authors.forename: Narinder
authors.initials: N
authors.lastname: Kumar
authors.affiliation: PhD Student, School of Dentistry and Oral Health, Griffith University, Queensland, Australia.
authors.forename: Bhawana
authors.initials: B
authors.lastname: Gupta