Pieniak, Marian, Department of Cardiology, Medical University of Warsaw Pieniążek, Piotr, Interventional Cardiology Clinic, Jagiellonian University, Medical College, John Paul II Hospital, Krakow, Poland Pieniążek, Piotr Pieniążek, Piotr Pieniążek, Piotr Pienkowska, Joanna, Medical University of Gdansk Pieńkowska, Joanna Pieńkowska, Katarzyna Pieńkowski, Paweł, Department of Ecology, Environmental Protection and Development, West Pomeranian University of Technology in Szczecin Pieńkowski, Tadeusz Pieper, Petronella G. Pieper, Petronella G. Piepiorka, Marta, State Hospital Piepiorka, Marta Piepoli, Massimo F. Piepoli, Massimo Francesco Piepoli, Massimo Francesco Pierard, Luc Pierard, Luc A. Pierard, Luc Pierard, Luc Pieróg, Mirosław Pierścińska, Magdalena Pierzchalska-Mudyna, Teresa Piesiewicz, Wojciech