Sleep, circadian rhythm, and physical activity patterns in depressive and anxiety disorders: A 2‐week ambulatory assessment study.

Author(s)	Difrancesco S, Lamers F, Riese H, Merikangas K R, Beekman A T, van Hemert A M, Schoevers R A, Penninx B W.
Journal / Source	https://onlinelibrary.wiley.com/doi/pdf/10.1002/da.22949
Date	August 2019