Ahmed, Soha Ait Sahel, Omar Ait Sahel, Omar Ajdinović, Boris Ajdinovic, Boris Z. Akhlaghi, Mehdi Akhmedov, Shamil D. Aksamit, Dariusz Al Boucharali, Tzihad Al Mutairi, Bander S. Al-Akraa, Mohmoud AL-Nahhas, Adil Al-Nahhas, Adil M., Consultant and Head, Nuclear Medicine, Hammersmith Hospital, Du Cane Road, London, UK Al-Sayed, Yasser Alavi, Abass Alavi, Mehrosadat Alavi, Mehrosadat Alavi, Seyed Hootan Alavifard, Royasadat Albano, Domenico, Nuclear Medicine, University of Brescia and Spedali Civili Brescia, Brescia, Italy Albano, Domenico, Nuclear Medicine, Spedali Civili Brescia, Brescia, Italy Albano, Domenico Albano, Domenico (Italy) Albatineh, Ahmed N. Aleksic, Slobodan