#BestACR20Tweets RT @RichardPAConway : Dr Kaellmark reports on immunogenicity of adjuvant herpes zoster subunit vaccine in RA patients treated with JAKi. 40 RA patients and 20 controls. Satisfactory serological responses and tolerability seen. @rheumnow #ACR20 Abstr#1997 https://t.co/TR9IS9hUgu