Miftahudin Sigit, M. . Doewes, and H. . Liskustyawati. “PERBEDAAN PENGARUH OPEN KINETIC CHAIN EXERCISE DAN CLOSE KINETIC CHAIN EXERCISE TERHADAP KEKUATAN OTOT QUADRICEPS FEMORIS PASCA OPERASI ANTERIOR CRUCIATE LIGAMEN DITINJAU DARI USIA: The Effect of Open Kinetic Chain Exercise and Close Kinetic Chain Exercise on Strength Quadriceps Femoris Muscle Post Anterior Cruciate Ligament Surgery in Terms of Age”. ASSYIFA : Jurnal Ilmu Kesehatan, vol. 2, no. 1, Mar. 2024, pp. 29-38, doi:10.62085/ajk.v2i1.37.