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B (UVB). ???? ????? ?????? ?? ?????? ???? ???? ????? ?? ???? ?
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. ????? ??
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(welder's flash) ??
??????? ???
(snow blindness). ???? ?????? ?????? ???????? ???? ??
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,
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, ???
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??? ??? ???? ??????? ?? ????? UVB, ????
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,
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,
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,
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??
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??? ??? ???? ???? ?????
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??????. ???????? ?????? ???, ????, ????????, ???? ???, ??????? ??????, ????? ??????? (????? ???? ???? ?? ?????, Blepharospasm), ?????? ???? (?????????), ????? ???? ????? ??????? ??? ?????? ???????. ???? ????? ?? ????? ????? ???? ?????? ?? ??????? ??? ????. ???????? ?????? ?????? ??? ?-6-12 ???? ???? ??????.
???? ??? ?????? ????? ???? ????? ???? ????? ?-18-48 ????. ?????? ???? ????? ????????: ??????
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?????? ????? ?????? ?? ????? ????- ???? ????? ?? ??? ???????.
????? ????? ????? ?
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???? ???? ??? ????? UVB. ????? ?? ????? ???????? ????? ???? ????? ?????? ????? ????? ????? ????.