Hoffman, Jason S. http://orcid.org/0000-0002-2564-086X
Viswanath, Varun K. http://orcid.org/0000-0001-6299-5777
Tian, Caiwei http://orcid.org/0000-0002-1215-2162
Ding, Xinyi
Thompson, Matthew J.
Larson, Eric C. http://orcid.org/0000-0001-6040-868X
Patel, Shwetak N.
Wang, Edward J.
Article History
Received: 1 July 2021
Accepted: 25 July 2022
First Online: 19 September 2022
Competing interests
: J.S.H., S.N.P., E.J.W., and V.V. are inventors of US patent application 17/164,745 covering systems and methods for SpO<sub>2</sub> classification using smartphones. The remaining authors declare no competing interests.