Risk factors for congenital syphilis and adverse pregnancy outcomes in offspring of women with syphilis in Shenzhen, China: a prospective nested case-control study

Qin JB, Feng TJ, Yang TB, Hong FC, Lan LN, Zhang CL, Yang F, Mamady K, Dong W. Risk factors for congenital syphilis and adverse pregnancy outcomes in offspring of women with syphilis in Shenzhen, China: a prospective nested case-control study. Sex Transm Dis. 2014; 41(1): 13-23.