Parent-reported early sleep problems and internalising, externalising and dysregulation symptoms in toddlers
Isabel Morales-Muñoz, Sakari Lemola, Outi Saarenpää-Heikkilä, Anneli Kylliäinen, Pirjo Pölkki, Tiina Paunio, Matthew R Broome, E. Juulia Paavonen
BMJ Paediatrics Open Mar 2020, 4 (1) e000622; DOI: 10.1136/bmjpo-2019-000622