44.- Kessel L, Lundeman JH, Herbst K, et al. Age-Related changes in the transmission properties of the human lens and their relevance to circadianan entrainment. J. Cataract Refract Surg. 2010;36:308-12.

44.- Kessel L, Lundeman JH, Herbst K, et al. Age-Related changes in the transmission properties of the human lens and their relevance to circadianan entrainment. J. Cataract Refract Surg. 2010;36:308-12.