Peter C. Doerschuk, Robert R. Tenney, Alan S. Willsky.
Bibliography: p. 36-37.
Supported in part by the Air Force Office of Scientific Research under grant AFOSR-82-0258 Supported by fellowships from the Fannie and John Gertz Foundation and M.D.-Ph.D. Program at Harvard University, funded in part by Public Health Service, National Research Award 2T 32 GM07753-06