Why aren't sobriety checkpoints widely adopted as an enforcement strategy in the United States?

Fell, J.C.; Ferguson, S.A.; Williams, A.F.; and Fields, M.

In 45th Annual Proceedings of the Association for the Advancement of Automotive Medicine, San Antonio, Texas, September 24-26, 2001 pgs. 425-428 , Barrington, IL: Association for the Advancement of Automotive Medicine (AAAM) (2001)