Marguerite Lovgren, James A. Talbot, Maria Cristina Brandileone, Silvana T. Casagrande, Clara Inés Agudelo, Elizabeth Castañeda, Mabel Regueira, Alejandra Corso, Ingrid Heitmann, Aurora Maldonado, Gabriela Echániz-Avilés, Araceli Soto-Noguerón, María Hortal, Teresa Camou, Jean-Marc Gabastou, José Luis Di Fabio
and the SIREVA Study Group