Heart rate variability as a potential biomarker of pediatric obstructive sleep apnea resolution -V45I2 Heart rate variability as a potential biomarker of pediatric obstructive sleep apnea resolution -V45I2 Download High national rates of high-dose dopamine agonist prescribing for restless legs syndrome -V45I2 Evening-types show highest increase of sleep and mental health problems during the COVID-19 pandemic—multinational study on 19 267 adults -V45I2