AUTHOR=Sourial Nadia , Beuscart Jean-Baptiste , Posłuszny Łukasz , Calafiore Matthieu , Sousa Sónia S. , Sansone Esther , Zuber Marcelina , Vedel Isabelle , COVERAGE Collaborative Group TITLE=Challenges and Solutions in Recruiting Older Vulnerable Adults in Research JOURNAL=International Journal of Public Health VOLUME=69 YEAR=2024 URL=https://www.ssph-journal.org/journals/international-journal-of-public-health/articles/10.3389/ijph.2024.1607247 DOI=10.3389/ijph.2024.1607247 ISSN=1661-8564