1. Vitamin D and ultraviolet radiation;BOYLE, I.T.;Scottish Medical Journal,1980
2. Precise evaluation of ultraviolet therapy in experimental rickets;BUNKER, J.W.M.; HARRIS, R.S.;New England Journal of Medicine,1937
3. Osteomalacia -a common disease in elderly women;CHALMERS, J.; CONACHER, W.H.D.; GARDNER, D.L.; SCOTT, P.J.;Journal of Bone and Joint Surgery,1967
4. Vitamin D status in long-stay geriatric patients;CORLESS, D.; BEER, M.; BOUCHER, B.J.; GUPTA, S.P.; COHEN, R.D.;Lancet,1975
5. Physiological and pathological extracutaneous effects of light on man and mammals, not mediated by pineal or other neuroendocrine mechanisms;DANIELS, F.,1974