Primary Source #56:

Tyring SK, Lupi O, Hengge UR. Other Spirochetoses. In: Tropical Dermatology. 2nd ed. ; 2017:346-358. Accessed 2020. https://www-clinicalkey-com/#!/content/book/3-s2.0-B9780323296342000274?scrollTo=%233-s2.0-B9780323296342000274-f027-011-9780323296342

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