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ARTIFICIAL LIGHT THERAPY IN TUBERCULOSIS
JAMA: The Journal of the American Medical Association, 1924The curative role of light in rickets and tetany is now commonly accepted. Under the influence of light, the blood in rickets shows an increased phosphorus content, and calcium deposition in the epiphyses of the long bones readily takes place. The blood in tetany shows an increased calcium and phosphorus content and, clinically, the disappearance of ...
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HELIOTHERAPY AND ARTIFICIAL LIGHT
Journal of the American Medical Association, 1928The various points dealt with in this paper are intended mainly as a public answer to some of the questions put most frequently to me by foreign colleagues who have visited me at the Finsen Medical Light Institute in Copenhagen. These questions may be thus summarized: What sort of light is best, and what is the most efficient type of lamp?
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1988
The Sun is a nuclear-powered, thermal source of radiant energy, and emits a continuous spectrum. The amounts of radiation in the different regions of this spectrum before it passes through the Earth’s atmosphere are shown in Table 3.1. Obviously, the greater part of the spectrum is described by wavelengths longer than 400 nm.
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The Sun is a nuclear-powered, thermal source of radiant energy, and emits a continuous spectrum. The amounts of radiation in the different regions of this spectrum before it passes through the Earth’s atmosphere are shown in Table 3.1. Obviously, the greater part of the spectrum is described by wavelengths longer than 400 nm.
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