Autor: Birch-Hirschfeld, Arthur Autor: Kellerman, Anne M Autor: Závodná, E Autor: Apostolova, Nadezda Autor: Moustafa, Mahmoud Autor: Polgarova, Kamila Autor: Lemm, Elizabeth A Autor: Agostinis, Patrizia Autor: Martinelli, Massimo Autor: Aguilar, Patricia V Autor: Altan-Bonnet, Nihal Autor: Billups, Catherine A