This prospective study from Brazil evaluated the effect of RHZ vax in SSc pts SSc pts had ⬆️rates of seroconversion mean titers ⬆️ from BL Local rxs ⬇️ in SSc pts Systemic rxns comparable among the 2 grps interesting data. longterm studies still needed #ACR25 @RheumNow Abs2653 https://t.co/wJqpPrAHKG