title: Imperfection leads to progress.
authors.affiliation: Department of Orthopaedic Surgery, University of Toronto, Toronto, ON, Canada.
authors.forename: James Patterson
authors.initials: JP
authors.lastname: Waddell
authors.affiliation: Croatian Academy of Science, Zagreb, Croatia.
authors.forename: Marko
authors.initials: M
authors.lastname: Pečina
authors.affiliation: Clinique St Michel, Toulon, France. mscarlat@gmail.com.
authors.forename: Marius M
authors.initials: MM
authors.lastname: Scarlat