Fathy, Shadia Feiz Allah Poor, Hamid, Department of General, Vascular and Transplant Surgery, Medical University of Warsaw Feldo, Marcin, Medical University Lublin Feldo, Marcin, Klinika Chirurgii Naczyń i Angiologii Uniwersytet Medyczny w Lublinie Feldo, Marcin (Poland) Feldo, Marcin Figiel, Jarosław Figiel, Jarosław Fijałkowska, Magdalena Filipiak, Krzysztof J. Fındık, Orhan, Derince Education and Research Hospital, Department of Cardiovascular Surgery Fiodorenko-Dumas, Żanna, Department of Physiotherapy, Faculty of Health Science, Wroclaw Medical University Fiodorenko-Dumas, Zanna, Department of Physiotherapy, Wroclaw Medical University, Poland Fiodorenko-Dumas, Zanna Fitouri, Fatma, Pediatric surgery department “A”.children hospital.Tunis. Manar university Tunis tunisia Fitzgerald, Patricia Flameng, Willem Fonte, Ocimar A. Fórmankiewicz, Bartosz Frankiewicz, Maciej Frydrychowski, Andrzej F. Fus-Kujawa, Agnieszka