TY - GEN AU - Oppenheimer,E AU - Mandel,M R TI - Behavior Disturbances of School Children in Relation to the Preschool Period SN - 0002-9572 PY - 2008///0114 N1 - Publication Type: Journal Article UR - https://doi.org/10.2105/ajph.49.11.1537 ER -