Objective:To observe the effect of combination therapy with massage and intraarticular injection of sodium hyaluronate on early primary knee osteoarthritis.Methods:A total of 300 cases with early knee osteoarthritis were randomly divided into trial group and control group by half.Patients in trial group were treated by combination therapy with massage and intraarticular injection of sodium hyaluronate,while patients in control group were treated by intraarticular injection of sodium hyaluronate only.Short-f...