Guntara, M., Winaya, I., Griadhi, I., & Muliarta, I. 2018 May 15. THE GIVING WILLIAM’S FLEXION EXERCISE (WFE) IS BETTER THAN BACK STRENGTHENING EXERCISE (BSE)WITH INFRA RED COMBINATION OF INTERVENTION AND MASSAGE TO DECREASE PAIN FUNCTIONAL BY THE BUILDING WORKERS WHICH SUFFER LBP MIOGENIC AT THE REGION OF DAKDAKAN ABIANTUW. Majalah Ilmiah Fisioterapi Indonesia. [Online] 5:1