This thesis has been supported by the Spanish AIDS network “Red
Temática Cooperativa de Investigación en SIDA” (RD06/0006) and by
funding from the European Community's Seventh Framework Program
(FP7/2007-2013) under the project "Collaborative HIV and Anti-HIV
Drug Resistance Network (CHAIN)" (grant agreement no. 223131) and
by an unrestricted grant from Merck Sharp & Dohme (MSD). MJ Buzón
was supported by Agència de Gestió d’Ajuts Universitaris i de Recerca
from Generalitat de Catalunya (grant 2009FI_B 00368 and the
European Social Fund. Additional support was provided by the Spanish
AIDS Network “Red Temática Cooperativa de Investigación en SIDA”
(RIS) through grants RD06/0006/0020 and the Fundación para la
investigación y Prevención del SIDA en España (FIPSE) through grant
36630/07.
The printing of this thesis was made possible by the financial aid of the
UAB
Cover design: Marta Massanella, Maria Carmen Puertas, Nuria
Izquierdo-Useros and Gerard Minuesa.