M. Dinç, Ömer C. Soydemir, R. Karasu, B. Aykaç, and H. Çağdaş Bayrak, “Posterior calcaneal spur length and angle are predictors of pain and functional limitation in insertional Achilles tendinopathy”, Eur Res J, vol. 11, no. 5, pp. 966–976, Sep. 2025, doi: 10.18621/eurj.1731334.