Kick Ring LL: A Multi-Sensor Ring Capturing Respiration, Electrocardiogram, Oxygen Saturation, and Skin Temperature1. - Jason D. Ummel; Orlando S. Hoilett; Benjamin D. Walters; Nicholas D. P. Bluhm; Alyson S. Pickering; Damen A. Wilson; Jacqueline C. Linnes (EMBC, 2020)