(Q40598310)
Statements
1 reference
Isolation and characterization of pneumolysin-negative mutants of Streptococcus pneumoniae (English)
1 reference
M K Johnson
1 reference
D Hamon
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G K Drew
1 reference
1 August 1982
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1 reference
37
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837-839
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Identifiers
1 reference
1 reference