Table 1: Dosing scheme for NDEA and CCl<sub>4</sub>.

Table 1: Dosing scheme for NDEA and CCl₄.

Doses
	Control	Group 1	Group 2	Group 3
Week 1	-	NDEA	NDEA	NDEA
Week 2	-	CCl₄	-	CCl₄× 5
Week 3	-	CCl₄	NDEA	NDEA
Week 4	-	CCl₄	-	CCl₄ × 5
Week 5	-	CCl₄	NDEA	NDEA
Week 6	-	CCl₄	-	CCl₄ × 5
Week 7	-	CCl₄	-	-