Results 321 to 330 of about 4,016,959 (341)

PENICILLIN RESISTANCE OF PNEUMOCOCCI AND IMMUNE DEFICIENCY

Lancet, The, 1979
exaly  

HIGH PREVALENCE OF PENICILLIN-INSENSITIVE PNEUMOCOCCI IN PORT MORESBY, PAPUA NEW GUINEA

Lancet, The, 1980
exaly  

An Enzyme from Bacteria able to Destroy Penicillin

Nature, 1940
exaly  

Acid-Resistant Penicillins

New England Journal of Medicine, 1964
openaire   +1 more source

Increasing penicillin resistance in pneumococci in Iceland

Lancet, The, 1992
exaly  

Meningococci with increased resistance to penicillin

Lancet, The, 1990
exaly  

INCREASE IN RESISTANCE TO PENICILLIN IN PNEUMOCOCCI IN SPAIN

Lancet, The, 1989
exaly  

Penicillinase-resistant Penicillin

The Lancet, 1960
openaire   +1 more source

PNEUMOCOCCUS WITH INCREASED RESISTANCE TO PENICILLIN

Lancet, The, 1974
exaly  

FAILURE OF PENICILLIN TO ERADICATE GROUP A STREPTOCOCCI DURING AN OUTBREAK OF PHARYNGITIS

Lancet, The, 1980
exaly