1. 2. Saratoga Conference of Colleges and Universities of New York State on Drugs on Campus-papers by S. Cohen and H. Brill. Saratoga, N.Y., Oct. 2526, 1867.
2. Marihuana-Social Benefit or Detriment;Bloomquist;Calif. Med.,1967
3. 4. “Marihuana”, Medical Letter on Drugs and Therapeutics, Sept. 22, 1967.