Justyna has been working in the Cystic Fibrosis Center – Institute of Mother and Child and then Hospital in Dziekanów Leśny, the largest paediatric CF Center in Poland – as a clinician and scientist in the field of cystic fibrosis since 2007. She received her PhD from the Institute of Mother and Child in Warsaw. She is an author of several reviews and research papers on cystic fibrosis and participated in multicenter international clinical trials. Her research interests include especially microbiology of cystic fibrosis.