1. McLin, P. H. and Tavel, F. R.: Urine culture and direct drug disc sensitivity testing: a rapid, simple method for use in the office. Urol. Dig., in press. (Also Clin. Med., in press.)
2. Bergey’s Manual of Determinative Bacteriology;Breed,1957
3. Identification of Enterobacteriaceae;Edwards,1962
4. The determination of sulfonamide susceptibility of bacteria;Bauer;Chemotherapia,1964
5. Antibiotic susceptibility testing by a standardized single disk method;Bauer;Amer. J. Clin. Path.,1966