TY - GEN AU - Zeinstra,Gertrude G AU - Koelen,Maria A AU - Kok,Frans J AU - de Graaf,Cees TI - Cognitive development and children's perceptions of fruit and vegetables; a qualitative study SN - 1479-5868 PY - 2007///0813 N1 - Publication Type: Journal Article UR - https://doi.org/10.1186/1479-5868-4-30 ER -