%0 Journal Article %A %T Comparison of the Efficiency of Platelet-Rich Plasma and Corticosteroid Injection Therapies in Improving Pain and Shoulder Functions in Subacromial Impingement Syndrome %D 2021 %F %P 136-141 %V 5 %N 1 %R doi:10.14744/ejmi.2021.55043 %U https://dx.doi.org/10.14744/ejmi.2021.55043