Identifying Elevated Risk for Future Pain Crises in Sickle-Cell Disease Using Photoplethysmogram Patterns Measured During Sleep: A Machine Learning Approach. - Yunhua Ji; Patjanaporn Chalacheva; Carol L. Rosen; Michael R. DeBaun; Thomas D. Coates; Michael C. K. Khoo (Frontiers Digit. Health, 2021)