RT Journal Article SR Electronic T1 Cerebrospinal fluid treponemal antibody titres: a breakthrough in the diagnosis of neurosyphilis JF Sexually Transmitted Infections JO Sex Transm Infect FD BMJ Publishing Group Ltd SP 391 OP 392 DO 10.1136/sextrans-2020-054456 VO 96 IS 5 A1 Ghanem, Khalil G YR 2020 UL http://sti.bmj.com/content/96/5/391.abstract AB