(Q40434340)
Statements
1 reference
Improving the transition from basic efficacy research to effectiveness studies: methodological issues and procedures (English)
1 reference
Improving the transition from basic efficacy research to effectiveness studies: Methodological issues and procedures (English)
1 October 1995
1 reference
1 reference
63
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5
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718-725
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Identifiers
2 references
1 reference