Young Kim, Y., Hyun Lee, J., Yeong Yoon, S., Deuk Lee, J., & Hyun Cho, S. (2007). Erythema Multiforme-like Targetoid Lesions in Secondary Syphilis. Acta Dermato-Venereologica, 87(4), 381–382. https://doi.org/10.2340/00015555-0252