%0 Journal Article %T Study protocol for measuring the impact of (quasi-)monochromatic light on post-awakening cortisol secretion under controlled laboratory conditions %A Babilon, Sebastian %A Myland, Paul %A Klabes, Julian %A Simon, Joel %A Khanh, Tran Quoc %J PLoS ONE %V 17 %N 5 %D 2022-05-18 %I Public Library of Science %~ DeepDyve