1. Too much too late (a speech to the Caduceus Society of Cornell University Medical College);Ubell;Prevention,(Sept.) 1969
2. Cunniff , J. Fat, waste sapping strength of giant medical industry. AP News Analysis, The Birmingham News March 30, 1970
3. Medicine's Week: $1,000-a-day hospital rooms seen American Med. News May 4, 1970
4. United Nations Demographic Yearbook 1964