Outbreak of hepatitis A in a post-vaccination era: High rate of co-infection with sexually transmitted diseases Sebastián Marciano; Diego Arufe; Leila Haddad; Manuel Mendizabal; Adrián Gadano; Luis Gaite; Margarita Anders; Laura Garrido; Ana Alicia Martinez; Damián Conte; Martin Barrabino; Lucrecia Rovey; Maria Del Valle Aubone; Natalia Ratusnu; Hugo Tanno; Hugo Fainboim; Angel Oyervide; Lucia de Labra; Andrés Ruf; Melisa Dirchwolf;