@Article{Michalak2006,
journal="Przewodnik Lekarza/Guide for GPs",
issn="1505-8409",
year="2006",
title="Per capita i for service",
author="Michalak, Janusz",
pages="10--13",
url="https://www.termedia.pl/-Per-capita-i-for-service-,8,6090,1,1.html"
}