Psychometric properties of 4-item questionnaire for sleep habits and time in a South American paediatric population

1. Nascimento-Ferreira, M.V.
2. de Moraes, A.C.F.
3. Monsalve-Álvarez, J.M.
4. Tello, F.
5. Araujo-Moura, K.
6. Delgado, C.A.
7. Bove, M.I.
8. Moreno, L.A.
9. Carvalho, H.