Ratnayake, R.M.S.Wimalasiri, W.R.Perera, P.A.J.Weligama, K.N.H.2014-11-122014-11-121993Tropical Agricultural Research, 5:p.274-281https://dl.nsf.gov.lk/handle/1/11705Health ScienceVitaminsNutritionSeparation and estimation of pro-vitamin A carotenoids from common green leafy vegetables in Sri LankaA