Nopriyandi, Nopriyandi, 		Wisana, I Dewa Gede Hari, 		Setioningsih, Endang Dian, AND 		Rizal, Achmad.
"Analysis of the Accuracy of Differential Pressure Sensor in a Portable Spirometry with FVC, FEV1 and PEF Parameters" <em>Jurnal Teknokes</em> [Online], Volume 17 Number 3 (18 September 2024)