2023 Top 3 paper from JAMA Derm - 122 plaque psoriasis pts (mild-mod w/ PASI=3.1) & low vit D levels (~14.9), Rx w/ PBO vs vit D 20 000 IU/wk x 4 mos during winter; no signif vit D Rx benefit for PASI, MD global, DLQI or 25-OH levels(< than expected) https://t.co/8W5abvydY6 https://t.co/rKJjkiHwC6