Kalev, Ognian Kaliciński, P. Kalicka-Kasperczyk, A. Kalicka-Kasperczyk, Anna Kalina, Maria Kalina, Maria (Poland) Kalina-Faska, Barbara Kalina-Faska, Barbara Kalina-Fraska, Barbara Kalinka, Ewa Kalinka, Ewa Kalinka-Warzocha, Ewa, Department of Oncological Surgery and Breast Diseases. Institute of Polish Mother Health Center, Lodz, Poland Kalinka-Warzocha, Ewa Kalinowski, Mariusz Kalisz, Małgorzata Kalisz, Małgorzata Kaliszewski, Krzysztof Kalitova, Jana, Department of Ophthalmology, Faculty of Medicine and Dentistry, Palacky University, University Hospital, Olomouc, Czech Republic Kaltsas, Gregory Kaltsas, Gregory Kamel, Abdelkarim Kamenov, Zdravko Kamińska, Anna Kamińska, Anna, Department of Endocrinology and Diabetology, Ludwik Rydygier Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University (Poland) Kamińska, Magdalena