Generalizability of A Neural Network Model for Circadian Phase Prediction in Real-World Conditions. - Stone, Julia E.; Phillips, Andrew J. K.; Ftouni, Suzanne; Magee, Michelle; Howard, Mark; Lockley, Steven W.; Sletten, Tracey L.; Anderson, Clare; Rajaratnam, Shantha M. W.; Postnova, Svetlana (Scientific Reports, 2019)