TY - JOUR A1 - Jarvers, I. A1 - Ecker, A. A1 - Schleicher, D. A1 - Brunner, R. A1 - Kandsperger, S. T1 - Impact of preschool attendance, parental stress, and parental mental health on internalizing and externalizing problems during COVID-19 lockdown measures in preschool children Y1 - 2023 DO - 10.1371/journal.pone.0281627 VL - 18 IS - 2 ER -