AUTHOR=Vitorino Joel Vieira , Duarte Beatriz Veiga , Laranjeira Carlos TITLE=When to initiate early palliative care? Challenges faced by healthcare providers JOURNAL=Frontiers in Medicine VOLUME=10 YEAR=2023 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2023.1220370 DOI=10.3389/fmed.2023.1220370 ISSN=2296-858X