Repeatability, Reproducibility, and Concurrent Validity of a Stethoscope and Health App System for the Quantification of Breath Rate in Healthy Adults: Repeatability and Validity Study.
Ricardo Becerro de Bengoa-VallejoMarta Elena Losa IglesiasOscar David Robles SanchezPublished in: Journal of medical Internet research (2023)
The app method may be attractive to individuals who require repeatability in a recreational setting.