Direct anterior approach with conventional instruments versus robotic posterolateral approach in elective total hip replacement for primary osteoarthritis: a case-control study.

"Declarations Competing interestsOther authors certify that they have no affiliations with or involvement in any organization or entity with any financial interest or non-financial interest in the subject matter or materials discussed in this manuscript. Competing interests Other authors certify that they have no affiliations with or involvement in any organization or entity with any financial interest or non-financial interest in the subject matter or materials discussed in this manuscript."

"Funding Luigi Zagra declares that he has an affiliations with the American Association of Hip and Knee Surgeons (AAHKS); was paid to perform presentations for LimaCorporate, ZimmerBiomet, Stryker, Mathys, BD and Angelini; was paid to consult for Medacta, DePuy, Stryker, and 3 M; and received research support from LimaCorporate, Medacta and DePuy."