title: Quiz.
authors.affiliation: Senior Orthopaedic Surgeon and Assistant Professor, Post Graduate Institute of Medical Education and Research & Associated, Dr. RML Hospital, Delhi 110001, India.
authors.forename: Hitesh
authors.initials: H
authors.lastname: Lal
authors.affiliation: Senior Resident (Orthopaedics), Post Graduate Institute of Medical Education and Research & Associated, Dr. RML Hospital, Delhi 110001, India.
authors.forename: Masood
authors.initials: M
authors.lastname: Habib