References
- 1964 . Smoking and Health Report of the Advisory Committee to the Surgeon General of the Public Health Service
- Mead , J. and Amdur , M. 1965 . Proceedings Third National Air Pollution Symposium , 150 Pasadena , Calif : Stanford Research Institute .
- Amdur , M. 1959 . Int J Air Pollution , 1 : 170
- Murphy , S. 1964 . Amer Jndustr Hyg Assoc J , 25 : 28