Nury Nusdwinuringtyas, Gunawan Kurniadi, Anita Ratnawati, & Peggy Sunarjo. (2020). Validity and Reliability of the Indonesia version St. George’s Respiratory Questionnaire. Indonesian Journal of Physical Medicine and Rehabilitation, 8(02), 2-11. https://doi.org/10.36803/ijpmr.v8i02.244