Sukmaniah, S., Bardosono, S., Oetoro, S., Permadhi, I. and Lestarina, L. (2008) “The effects of phytosterol in low fat milk on serum lipid levels among mild-moderately hypercholesterolemic subjects”, Medical Journal of Indonesia, 17(1), pp. 5–12. doi: 10.13181/mji.v17i1.294.