Racial/Ethnic Differences in the Prevalence of Snoring and Sleep Disordered Breathing in Young Children. Racial/Ethnic Differences in the Prevalence of Snoring and Sleep Disordered Breathing in Young Children. Download Platelet Activity and Cardiovascular Risk in Obesity and Obstructive Sleep Apnea: Compelling Need for Interdisciplinary Research? Severe Mania Complicating Treatment of Narcolepsy with Cataplexy