11.   And yet he would point out to anybody who would listen that there was a key difference between him and his criminal cohorts.

12.   Another key difference between Baiyao and Xian-Janssen is in the product.

13.   Another key difference between the Texas and Minnesota agreements is how the outside lawyers who assisted the states in the tobacco lawsuits will be paid.

14.   Another key difference among the three programs is in feel and approach.

15.   Another key difference is created by Mother Nature.

16.   Another key difference is that the Atlanta organizing committee, ACOG, is shouldering full responsibility for building venues.

17.   Another key difference between the Americans and the other major participants is the role developing countries should play in curbing greenhouse gas emissions.

18.   Another key difference is magnitude.

19.   Another key difference between the Americans and other participants is what role developing countries should play in curbing greenhouse gas emissions.

20.   Another key difference will be the quality of sound.