NeurosyphilisNEJM 381:1358-1363, Ropper, A.H.,et al, 2019
Clinicopath ConfTertiary Neurosyphilis, Case 32-1991, NEJM 325:414-422991., , 1991
Clinical Features of Meningovascular SyphilisNeurol 34:553-556, Holmes,M.D.,et al, 1984