Bundy R, Mauskopf J, Walker JT, Lack L. Interaction of uncharged bile salt derivatives with the ileal bile salt transport system. J Lipid Res. 1977 May 1;18(3):389-95.
Gallagher K, Mauskopf J, Walker JT, Lack L. Ionic requirements for the active ileal bile salt transport system. J Lipid Res. 1976 Nov 1;17(6):572-7.