Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Grothmann, Knut"'
Publikováno v:
Proceedings of SPIE; Nov1995, Issue 1, p20-27, 8p
Publikováno v:
Technology & Health Care; 1996, Vol. 4 Issue 4, p403-413, 11p
Publikováno v:
Proceedings of SPIE; Nov1993, Issue 1, p166-168, 3p
Autor:
Michael F. Holick, Ernst G. Jung
It is remarkable how much we take for granted the tremendous energy and vitality that the sun provides earth's inhabitants. As we enter the new millennium, it is worthwhile to review how our ancestors perceived the biologic effects of sunlight, and h
