DST. “Syphilis Continues to Retreat: Nation Sets Sights on Elimination Cdc Reports All-Time Syphilis Lows and Concent Ration in 1% of u.S. Counties”. Brazilian Journal of Sexually Transmitted Diseases, vol. 11, no. 5, Feb. 2022, pp. 38-39, https://bjstd.org/revista/article/view/368.