POLAND

    POWAMA

    Prof. Krzysztof ZIENIEWICZ MEDICAL UNIVERSITY OF WARSAW BANACHA Department of General & Liver Surgery Str. 1 A, Banacha 02-097 WARSAW POLAND Center specific analysis

    POWARS

    Dr. Piotr KALICINSKI Children’s Memorial Health Institute Department of Pediatric Surgery and Organ Transplantation Al. Dzieci Polskich 20 04 736 WARSAW POLAND Center specific analysis

    POSZMA

    Dr. Roman KOSTYRKA Pomeranian Medical Academy Depart. of General & Transplant. Surgery Al Powstancow WLKP 72 SZCZECIN POLAND Center specific analysis

    POWAMU

    Prof. MACIEJ KOSIERADZKI Medical University of Warsaw Department of General and Transplantation Surgery Nowogrodka 59 02-006 WARSAW POLAND Center specific analysis