National guideline clearinghouse. URL: Www.guideline.gov/index.asp

Austin¹, Hindmarsh, Kost

• ¹Emory University School of Medicine, VA Medical Center, 1670 Clairmont Rd., Decatur, GA 30033. Section of Biochemistry, University of Ottawa, 501 Smyth Rd., Ottawa ON K1H 8L6, Canada. 3453 Tupper Hall, Medical Pathology, School of Medi.