In “Mobile Insight in Risk, Resilience, and Online Referral (MIRROR): Psychometric Evaluation of an Online Self-Help Test” (J Med Internet Res 2020;22(9):e19716) one correction was made. This does not affect the analysis nor does it affect the interpretation or presentation of the results in the study.

In the “Methods” section, under “Measures” and “Depression, Anxiety and Stress”, the following phrase appears:

The EU Handbook aims to assist in the practical implementation of existing EU legislation, based on lessons learned from responses to previous terrorist attacks.

During life challenging times like the present COVID-19 pandemic, the health care worker (HCW) is faced with a number of questions of an existential nature. There is a sense of guilt, anguish, helplessness, uncertainty and powerlessness when one is fighting something on such a powerful scale with limited resources and no definite end in sight. There are circumstances when these feelings can overwhelm a person leading to demoralization and potentially a moral injury.

When we try to cope with stressful or challenging situations, our ability to regulate our responses towards these events is crucial. The general aim of this thesis was to investigate the role of prefrontal control over approach-avoidance tendencies in explaining individual differences in stress vulnerability and emotional responsivity. The large NWO-subsidized prospective longitudinal Police-In-Action (PIA) study enabled me to address this question in early-career police officers at high risk for trauma-exposure.