TY  - JOUR 
T1  - Antibiotics for <i>Gram</i>-negative infections
JO  - einstein (São Paulo)
A1  - Pasternak, Jacyr
SN  - 1679-4508
UL  - 10.1590/S1679-45082015ED3451
VL  - 13 
Y1  - 2015
PB  - Brasil 
ER  -