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Tchernev, G.; Philipov, S.; Chokoeva, A. A.; Wollina, U.; Lotti, T.; Lozev, I.; Yungareva, I.; Maximov, G. K. A Patient With Multiple Keratinocytic Cancers (MKC): Uncommon Presentation in a Bulgarian Patient. Open Access Maced J Med Sci 2018, 6, 120-122.