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Q38160394-135FCA96-7978-4F1A-9403-4B9FADA09E16
Q38160394-135FCA96-7978-4F1A-9403-4B9FADA09E16
BestRank
Statement
http://www.wikidata.org/entity/statement/Q38160394-135FCA96-7978-4F1A-9403-4B9FADA09E16
Recruitment and retention of children in behavioral health risk factor studies: REACH strategies.
P2860
Q38160394-135FCA96-7978-4F1A-9403-4B9FADA09E16
BestRank
Statement
http://www.wikidata.org/entity/statement/Q38160394-135FCA96-7978-4F1A-9403-4B9FADA09E16
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type
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8a62f854748e35edbff3adca9d0dde655aa0987c
P2860
Retention of African-American and White youth in a longitudinal substance use study.