“Effects of multivitamin/mineral supplementation on plasma levels of nutrients. Report No. 4 of the Italian-American clinical trial of nutritional supplements and age-related cataract.”, Ann Ist Super Sanita, vol. 45, no. 2, pp. 119-27, 2009.
, “A randomized, double-masked, placebo-controlled clinical trial of multivitamin supplementation for age-related lens opacities. Clinical trial of nutritional supplements and age-related cataract report no. 3.”, Ophthalmology, vol. 115, no. 4, pp. 599-607.e1, 2008.
,