InayahR., WaspadaE., and WulandariE. “Validity Test Of The Foot And Ankle Outcomes Questionnaire As a Measurement Tool For Flat Foot”. JPK : Jurnal Proteksi Kesehatan, Vol. 13, no. 1, Aug. 2024, pp. 98-07, doi:10.36929/jpk.v13i1.901.