What is Cystic Fibrosis?Knowles, Michael R.Durie, Peter R.Author informationUniversity of North Carolina at Chapel Hill; Chapel Hill, NC 27599-7248 (Knowles)University of Toronto; Toronto, ON M5G 1X8, Canada (Durie)New England Journal of Medicine 347(6):p 439-442, August 8, 2002.Copyright © Owned, published, and © copyrighted, 2002, by the MASSACHUSETTS MEDICAL SOCIETY