Penicillin-resistant pneumococci and community-acquired pneumonia.
C
C
Sánchez
R
R
Armengol
J
J
Lite
I
I
Mir
J
J
Garau
D006801:Humans; D010403:Penicillin Resistance; D010406:Penicillins / Q000627:therapeutic use*; D011018:Pneumonia, Pneumococcal / Q000188:drug therapy* / Q000382:microbiology
D010406:Penicillins