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Ǻκ ̴ ϳ ġδ ̴ ֽϴ. ߿ ڿܼ ̹Ƿ Ȯ ڿܼ ġḦ մϴ.
ġḦ ó ũ ǻ ɼ(Finsen), 1893 ϾƸī ε Ǻ ġϱ ״ ڿܼ ϴ ΰ Ͽ ȯڿ Ͽϴ. ڿܼ ߿ ڿܼ B( UVB ǥ) ȿ ϴ ̿ ߵǾ 谡 ̿Ǿµ, Ǽ ġ ȿ پ Ǿ ֱٱ ̿Ǿ Խϴ.
ȿ ϰ ϱ ڿܼ Ͽ ϰ ֽϴ. ֱٿ ڿܼ ϴ ⱸ ߴ Ǽ ġᵵ ϸ鼭 ȿ ۿ ֽϴ. ڿܼ ġ Ǻκ Ǽ ܿ Ǽ, ̻ ȯ ȿ ̰ ֽϴ.
ġῡ UVB ̿ ڿܼ ġ A ڿܼ( UVA ǥ) ̿ϴ ȭп ֽϴ. 1974 ̱ Ϲ Ǻΰ и(Parrish) Ҷ(psoralen)̶ UVA ̴ ο ġ Ͽϴ.
Ҷ UVA ̴ 쿡 UVA ġ ȿ ϴ Դϴ. Ҷ̶ ̳ UVA δ ȿ Ǿ߸ ȿ ϴ. ϴ ȭп Ƿ ȭп̶ Ҹϴ. Ҷ(psoralen)̶ UVA ϹǷ Ӹڸ P+UVA , UVA ̶ Ҹϴ.
ȭп 1982 ̱ ǰ Ǿǰ ˻ FDA Ǽ ġ ҽϴ. ȭп 20 ̻ ϸ鼭 Ǽ ġ ϳ Ǿ ̱, , Ϻ Ͽ θ ̰ , Ǽ ̿ܿ , Ǽ ȯ ġ ̰ ֽϴ. | |
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