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. 2019 Mar 7;145(4):352–360. doi: 10.1001/jamaoto.2018.4515

Figure 1. Flow Diagram of Preferred Reporting Items for Systematic Reviews and Meta-analyses (PRISMA) for the Systematic Literature Search.

Figure 1.

BCC indicates basal cell carcinoma; CI, confidence interval; cSCC, cutaneous squamous cell carcinoma; HR, hazard ratio; McSCCHN, cSCC in the head and neck region with regional lymph node metastasis.