Nonparental care and infant health: do number of hours and number of concurrent arrangements matter?
Beijers
Roseriet
R
Department of Developmental Psychology-Behavioural Science Institute, Radboud University Nijmegen, Montessorilaan 3, Nijmegen, The Netherlands. r.beijers@psych.ru.nl
Jansen
Jarno
J
Riksen-Walraven
Marianne
M
de Weerth
Carolina
C