0550 Health-Economic Implications of Defined Improvements in Restless Leg Syndrome Severity: A Model-Based Exploratory Analysis based on Prior Publication Data-V45IS1 0550 Health-Economic Implications of Defined Improvements in Restless Leg Syndrome Severity: A Model-Based Exploratory Analysis based on Prior Publication Data-V45IS1 Download 0549 Prevalence and Impact of Muscle Cramps in Patients with Restless Legs-V45IS1 0551 Movement Parasomnias in a Community Sample: Associations with Sleep Health and Mental Health-V45IS1