↑(en) Dorret I. Boomsma, Hans M. Princen, Rune R. Frants, Jan A. Gevers Leuven et Herman-Jan M. Kempen, « Genetic Analysis of Indicators of Cholesterol Synthesis and Absorption: Lathosterol and Phytosterols in Dutch Twins and Their Parents », Twin Research, vol. 6, no 4, , p. 307-314(8) (lire en ligne)PMID14511438