[The schedule of ultraviolet irradiation in sun and air baths at the lattitude of Leningrad and Orel].
D000328:Adult; D002648:Child; D002675:Child, Preschool; D006294:Health Resorts; D006801:Humans; D010783:Photometry; D012426:Russia; D013472:Sunlight; D014466:Ultraviolet Rays
Rezhim ul'trafioletovogo oblucheniia pri prieme solnechnykh i vozdushnykh vann na shirote Leningrada i Orla.