Halimah N, Kasimbara RP, Widyaningtyas E, Sartoyo. PENGARUH ULTRASOUND DAN WILLIAM FLEXION EXERCISE TERHADAP PENURUNAN NYERI PADA KASUS LOW BACK PAIN MYOGENIC DI RUMAH SAKIT NAHDLATUL ULAMA TUBAN: The Influence of Ultrasound and William Flexion Exercise on Decrease Pain in Patient with Low Back Pain Myiogenc at Nahdlatul Ulama Tuban. jikep [Internet]. 2024Feb.29 [cited 2025Oct.5];10(1):223-8. Available from: https://journal.stikespemkabjombang.ac.id/index.php/jikep/article/view/1889