Central sleep apnea and Chiari 1 malformation in a pediatric patient with Klippel-Feil syndrome Central sleep apnea and Chiari 1 malformation in a pediatric patient with Klippel-Feil syndrome Download What can a dentist and dental sleep apnea researcher do under COVID-19 lockdown? The impact of sleep problems on functional and cognitive outcomes in children with Down syndrome: a review of the literature