Cardiac Auscultation Using Smartphones: Pilot Study.
Si-Hyuck KangByunggill JoeYeonyee Elizabeth YoonGoo Yeong ChoInsik ShinJung-Won SuhPublished in: JMIR mHealth and uHealth (2018)
ClinicalTrials.gov NCT03273803; https://clinicaltrials.gov/ct2/show/NCT03273803 (Archived by WebCite at http://www.webcitation.org/6x6g1fHIu).