AUTHOR=Biehl Verena , Bänziger Andreas , Wieber Frank TITLE=A longitudinal study on the professional identity formation of health promotion practitioners: evidence from undergraduate students in Switzerland JOURNAL=Frontiers in Medicine VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2025.1491467 DOI=10.3389/fmed.2025.1491467 ISSN=2296-858X