@Article{Mroczek2020,
journal="Family Medicine \& Primary Care Review",
issn="1734-3402",
volume="22",
number="2",
year="2020",
title="Preface",
author="Mroczek, Bożena",
doi="10.5114/fmpcr.2020.97075",
url="http://dx.doi.org/10.5114/fmpcr.2020.97075"
}