(Q45993464)
Statements
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Vitamin supplement use among registered nurses (English)
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Willett W
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Hennekens CH
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Speizer FE
1 reference
W. Willett
L. Sampson
C. Bain
B. Rosner
1 June 1981
1 reference
1 reference
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34
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6
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1121-1125
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1 reference