TY  - JOUR 
T1  - Use of selective media for detection of cephalothin-resistant bacteria in surgical patients
JO  - Brazilian Journal of Infectious Diseases
A1  - Melo, Sérgio A.C.
A1  - Castro, Eduardo A.R.
A1  - Ponce-de-Leon, Antônio C.
A1  - Pereira, José A.A.
SN  - 1413-8670
UL  - 10.1590/S1413-86702004000300001
VL  - 8 
Y1  - 2004
PB  - Brasil 
ER  -