@Article{Wojczyk2020,
journal="Nursing Problems / Problemy Pielęgniarstwa",
issn="1233-9989",
volume="28",
number="1",
year="2020",
title="Implementation of the preventive vacc ination program against measles, mumps, and rubella (MMR) on the example of a selected clinic in the city of Krakow",
author="Wojczyk, Marek
and Cholewa, Kinga",
pages="51--55",
doi="10.5114/ppiel.2020.96095",
url="http://dx.doi.org/10.5114/ppiel.2020.96095"
}