(Q46158864)
Statements
1 reference
Healthy volunteer effect in a cohort study: temporal resolution in the Adventist Health Study (English)
1 reference
Lindsted KD
1 reference
Fraser GE
1 reference
Steinkohl M
1 reference
Beeson WL
1 reference
1 July 1996
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49
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7
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783-790
1 reference