Geographic variation in penicillin resistance in Streptococcus pneumoniae: selected sites, United States, 1997.
Paterick
B D
BD
Department of Emergency Medicine, Maricopa Medical Center, Phoenix, AZ, USA.
Pollack
C V
CV
D006801:Humans; D008826:Microbial Sensitivity Tests; D010403:Penicillin Resistance; D011008:Pneumococcal Infections / Q000188:drug therapy* / Q000453:epidemiology / Q000382:microbiology; D011159:Population Surveillance; D013296:Streptococcus pneumoniae / Q000187:drug effects*; D014481:United States