PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Psychiatry and Psychology Mental Health Hanna Przybyła-Basista PeerJ Author Summary Mental Health Psychiatry & Psychology PeerJ Contributions Articles 1 January 9, 2023 How to measure ego-resiliency in the face of various life-changing crises: Measurement invariance, convergent and discriminant validity and reliability of the Polish version of the Revised Ego-Resiliency Scale (ER89-R12) Anna Kołodziej-Zaleska, Michalina Ilska, Anna Brandt-Salmeri, Anna Jazłowska, Hanna Przybyła-Basista https://doi.org/10.7717/peerj.14499 PubMed 36643638