A trait of mind: stability and robustness of sleep across sleep opportunity manipulations during simulated military operational stress -V45I2 A trait of mind: stability and robustness of sleep across sleep opportunity manipulations during simulated military operational stress -V45I2 Download Homeostatic regulation of NREM sleep, but not REM sleep, in Australian magpies -V45I2 Evening chronotype is associated with elevated biomarkers of cardiometabolic risk in the EpiHealth cohort: a cross-sectional study -V45I2