AUTHOR=Werthmann Paul G. , Lederer Ann-Kathrin , Figura Hannah Maja , Kramer Klaus TITLE=PRIO – a prospective integrative oncology registry: trial protocol JOURNAL=Frontiers in Oncology VOLUME=14 YEAR=2024 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2024.1455281 DOI=10.3389/fonc.2024.1455281 ISSN=2234-943X