New technology for social health: the Finsen lamp at the World Exhibition in Paris, 1900.
Mogensen
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D003880:Dermatology / Q000193:education / Q000266:history; D005085:Exhibitions as Topic; D006666:History of Medicine; D049672:History, 19th Century; D049673:History, 20th Century; D008177:Lupus Vulgaris / Q000208:ethnology / Q000266:history / Q000523:psychology; D010297:Paris / Q000208:ethnology; D010789:Phototherapy / Q000191:economics / Q000266:history / Q000523:psychology; D010827:Physiology / Q000193:education / Q000266:history; D011634:Public Health / Q000191:economics / Q000193:education / Q000266:history; D012106:Research / Q000193:education / Q000266:history; D012586:Science / Q000193:education / Q000266:history