(Q48648269)
Statements
1 reference
Risk-specific nosocomial infection rates. (English)
1 reference
A Josephson
1 reference
L Karanfil
1 reference
H Alonso
1 reference
A Watson
1 reference
J Blight
1 reference
1 September 1991
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91
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3B
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131S-137S
1 reference