nevus vs melanotic macule Clinical features of cutaneous nevi—head and neck region. a This is a blue naevus
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Input interface: Type-C USB
Self-researched high-voltage lithium battery cells, sufficient capacity, refusal of false label, guaranteed capacity

10.1073/pnas.1603023113 Proc

133 ZhangN.HuY.DingC.ZengW.ShanW.FanH.et al (2017)
