Intentions and barriers to help-seeking in adolescents and young adults differing in depression severity: cross-sectional results from a school-based mental health project oleh Sabrina Baldofski, Jelena Scheider, Elisabeth Kohls, Sarah-Lena Klemm, Julian Koenig, Stephanie Bauer, Markus Moessner, Michael Kaess, Heike Eschenbeck, Laya Lehner, Katja Becker, Jennifer Krämer, Silke Diestelkamp, Rainer Thomasius, Christine Rummel-Kluge, the ProHEAD Consortium