1. MWH, 671 E Riverpark LnSte 200, Boise, ID 83706, USA
2. Utah Water Research Laboratory, Utah State University, 8200 Old Main HillLogan, UT 84322-8200, USA E-mail: doucette@cc.usu.edulmcneill@cc.usu.edu
3. Pfizer Global Research & Development, Eastern Point RoadGroton, CT 06340, USA E-mail: jon.f.ericson@pfizer.com