Penicillin-resistant pneumococcus.
Corcoran
G D
GD
Buckley
T F
TF
Connor
C
C
Clancy
L
L
Keane
C T
CT
D000368:Aged; D000667:Ampicillin / Q000627:therapeutic use; D006801:Humans; D008297:Male; D010403:Penicillin Resistance; D011008:Pneumococcal Infections / Q000188:drug therapy*; D013296:Streptococcus pneumoniae / Q000187:drug effects
D000667:Ampicillin