Positive Effect of Platelet-Rich Plasma on Pain in Plantar Fasciitis: A Double-Blind Multicenter Randomized Controlled Trial. - Peerbooms, Joost C.; Lodder, Paul; den Oudsten, Brenda L.; Doorgeest, Kamiel; Schuller, Hans M.; Gosens, Taco (American Journal of Sports Medicine, 2019)