Authors de Vos RJ, Heijboer MP, Weinans H, Verhaar JAN, van Schie JTM Publisher J Sport Rehabil. 2012 Apr:21(1):34-43. Publishing detail PMID: 22100744 Abstract Context: Chronic midportion Achilles tendinopathy is a common and hard-to-treat disorder characterized by degenerative changes of the tendon matrix. Ultrasonographic tissue characterization (UTC) was successfully used to quantify structural human Achilles…