선크림 안 바르면 어떻게 될까?

Описание: #과학 #선크림 #자외선 #광노화

(참고자료)
-'Sunscreen: a brief walk through history', Madeeha Drissi et al., Proc (Bayl Univ Med Cent)(2021).
-'Factors Contributing to the Facial Aging of Identical Twins', Bahman Guyuron et al., Plastic and Reconstructive Surgery(2009).
-'The Science and Theory behind Facial Aging', Jordan P. Farkas et al., PRS(2013).
-'On the black retemucosum of the n****, being a defence against the scorching effect of the sun's rays'(n****은 그.. 단어입니다),Sir Everard Home(1820).
-'Unilateral Dermatoheliosis', Jennifer R.S. Gordon, M.D., and Joaquin C. Brieva, M.D., the New England Journal of Medicine(2012).