Hippocrates,town planning and the sun

Hippocrates. Airs, Waters, Places. In: Jones WHS , editor and trans. Hippocrates Vol 1. Loeb Classical Library. Cambridge: Harvard University Press, 1923. pp 71—137

Roenneberg T. , Kumar CJ , Merrow M. The human circadian clock entrains to sun time . Curr Biol 2007;17(2):R44—5

Golden RN , Gaynes BN , Ekstrom RD , Hamer RM , Jacobsen FM , Suppes T. , et al. The efficacy of light therapy in the treatment of mood disorders: A review and meta-analysis of the evidence . Am J Psychiatry 2005;162:656—62

Reichrath J. The challenge resulting from positive and negative effects of sunlight: How much solar UV exposure is appropriate to balance between risks of vitamin D deficiency and skin cancer? Prog Biophys Mol Biol 2006;92(1):9—16

Park EA The therapy of rickets . JAMA 1940;115(5):370—9

Zitterman A. Vitamin D in preventive medicine: are we ignoring the evidence? Br J Nutr 2003;89(5):552—72

Holick MF Vitamin D deficiency . N Engl J Med 2007;19(357):266—81

Hypponen E. , Power C. Hypovitaminosis D in British adults at age 45 y: nationwide cohort study of dietary and lifestyle predictors . Am J Clin Nutr 2007;85(3):860—8

Bandeira F. Vitamin D deficiency: A global perspective . Arq Bras Endocrinol Metabol 2006;50(4):640—6

World Health Organization. The World Health Report. Geneva: World Health Organization, 2001

Downes A. , Blunt TP Researches on the effect of light upon bacteria and other organisms . Proc R Soc Lond 1877; 26 :488—500