References
- Lewis , R. , Gilkeson , M. M. Jr. and Robison , R. W. 1962 . Air Pollution and New Orleans Asthma , Vol. 2 , New Orleans : Tulane University .
- Lewis , R. , Gilkeson , M. M. Jr. and McCaldin , R. O. 1962 . Air Pollution and New Orleans Asthma . Public Health Rep , 77 : 947 – 954 .