Hadi, K. A., Anggriani, N. K., Budianto, A., Nabilla, D. A., & Farahin , D. N. (2025). A Preliminary Study of Exhaled Breath Profiling of GERD-Asthma using an E-nose and Carbon Dioxide Concentration as Biomarkers. Jurnal Penelitian Fisika Dan Aplikasinya (JPFA), 15(1), 1–11. https://doi.org/10.26740/jpfa.v15n1.p1-11