title: Quiz.
authors.affiliation: Senior Specialist and Assistant Professor (Orthopaedics), PGIMER & DR. RML Hospital, Delhi, India.
authors.forename: Hitesh
authors.initials: H
authors.lastname: Lal
authors.affiliation: Senior Resident (Orthopaedics), PGIMER & DR. RML Hospital, Delhi, India.
authors.forename: Satya Prakash
authors.initials: SP
authors.lastname: Singh