ElMelhat, Ahmed M, et al. “Is Spinopelvic Sagittal Alignment Correlated With Pain Level, Functional Disability and Frontal Plane Projection Angle in Women With Patellofemoral Pain Syndrome? A Cross-Sectional Study”. SPORT TK-EuroAmerican Journal of Sport Sciences, vol. 11, Sept. 2022, p. 15, doi:10.6018/sportk.537601.