AUTHOR=Romaniuk Piotr , Holecki Tomasz TITLE=Editorial: Structural Transitions in the Health Care Systems in Times of Uncertainty JOURNAL=Frontiers in Public Health VOLUME=6 YEAR=2018 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2018.00233 DOI=10.3389/fpubh.2018.00233 ISSN=2296-2565