Ruci, Aleksandra, Teaching Department of Obstetrics and Gynecology in Ruda Slaska, Medical University of Silesia, Poland Rudnicka, Ewa Rudnicka, Ewa Rudnicka, Lidia Rudnicki, Wojciech Rudzińska, Iwona, Neonatal and Intensive Care Department, Medical University of Warsaw, Poland Rudzińska, Magdalena Rudzińska, Magdalena Rudzinski, Patryk Ruminska, Jagna Rumpík, David, Centrum of Reproductive Medicine, Zlín, Czech Republic Runge, Agata Rusiecka, Małgorzata Rusiecki, Lesław Ruso, Halil Ruszala, Monika Ruta, Agnieszka Rutkowska, Beata Rutkowska, Magdalena Rutkowski, Krzysztof Rutkowski, Ryszard Rutyna, Rafal Rybak-Krzyszkowska, Magda Rybak-Krzyszkowska, Magda (Poland) Rybak-Krzyszkowska, Magda (Portugal)