Assessing the Impact of a Novel Smartphone Application Compared With Standard Follow-Up on Mobility of Patients With Knee Osteoarthritis Following Treatment With Hylan G-F 20: A Randomized Controlled Trial

Nebojsa Skrepnik   ^{1 *} , MD, PhD ;   Andrew Spitzer   ^{2 *} , MD ;   Roy Altman   ^{3 *} , MD ;   John Hoekstra   ⁴ , MD, PhD ;   John Stewart   ^{5 *} , MSc ;   Richard Toselli   ^{6 *} , MD

¹ Tucson Orthopaedic Institute, Tucson, AZ, United States

² Cedar-Sinai Orthopaedic Center, Los Angeles, CA, United States

³ University of California Los Angeles Medical Center, Los Angeles, CA, United States

⁴ National Clinical Research–Richmond, Richmond, VA, United States

⁵ Sanofi, Laval, QC, Canada

⁶ Sanofi, Paris, France

*these authors contributed equally