Time course of recovery of cytochrome P450 3A function after single doses of grapefruit juice - Greenblatt, D J; von Moltke, L L; Harmatz, J S; Chen, G; Weemhoff, J L; Jen, C; Kelley, C J; LeDuc, B W; Zinny, M A (Clin Pharmacol Ther, 2003)