@CDCSTD: #Gay & #Bi Men: Have you been vaccinated for #hepA & #hepB? Find out why it’s important at https://t.co/w2BtOBdVAx https://t.co/v3sgr28q1h Posted bycvstd3 August 6, 2016 from http://twitter.com/CDCSTD via ValleySTD.com