Can vit D and omega3 prevent autoimmune dz? 25,871 adult pts randomized:vit D 2000 IU daily, omega 3 (1 g/d), combo, PCB and followed 5 yrs Vit D & combo showed statistical sig over time, omega3 showed a favorable trend Abst#0957 #Plenary #ACRbest @rheumnow https://t.co/moMCm9IJmO