RT Article T1 Exploring state level factors associated with short-stays in child welfare: The role of systemic risk and surveillance JF Child maltreatment A1 Greenfield, Brett A2 Simmel, Cassandra A2 Zhang, Liwei LA English YR 2022 UL https://krimdok.uni-tuebingen.de/Record/1912552477 DO 10.1177/10775595221104826