ADCR - de Sousa,G. - International views on universal leucodepletion: the perspective in Portugal. - Transfusion Science 1998 Dec; 19(4): 351-2
ADGJ - Denning,C.; Burl,S.; Ainslie,A.; Bracken,J.; Dinnyes,A.; Fletcher,J.; King,T.; Ritchie,M.; Ritchie,W.A.; Rollo,M.; de Sousa,P.; Travers,A.; Wilmut,I.; Clark,A.J. - Deletion of the alpha(1,3)galactosyl transferase (GGTA1) gene and the prion protein (PrP) gene in sheep - Nature Biotechnology 2001 Jun; 19(6): 559-62