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Determination of the minimal erythema dose (MED) with broadband or narrowband UVB sources

Determination of the minimal erythema dose (MED) with broadband or narrowband UVB sources
Exposure doses (mJ/cm2)
Broadband UVB 20 40 60 80 100 120
Narrowband UVB 200 400 600 800 1000 1200
UVB: ultraviolet B.
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