By Georges Guiochon, etc., S. Golshan-Shirazi (Applied Analytical Industries, Wilmington, North Carolina, USA), Anita M. Katti (Mallinckrodt, St Louis, Missouri
By Kenneth Murphy (Washington University School of Medicine, St. Louis, Missouri, USA), Casey Weaver (University of Alabama at Birmingham School of Medicine
By Ron C Conaway (Stowers Institute for Medical Research, Kansas City, Missouri, U.S.A.), Joan W. Conaway (Kansas University Medical Center, Kansas
By Jeff Gill (Washington University, St. Louis, Missouri, USA)