[Follow-up in syphilis].
D035843:Biomedical Research; D005500:Follow-Up Studies; D006801:Humans; D009494:Neurosyphilis / Q000628:therapy*; D013587:Syphilis / Q000517:prevention & control*
NEUROSYPHILIS/therapy; SYPHILIS/prevention and control
Na-onderzoek van syphilispatiënten.