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Q28287137-1E2F97D3-AEF3-4596-9F9D-E33E7C4B902F
Q28287137-1E2F97D3-AEF3-4596-9F9D-E33E7C4B902F
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http://www.wikidata.org/entity/statement/Q28287137-1E2F97D3-AEF3-4596-9F9D-E33E7C4B902F
Palmtop-assisted self-interviewing for the collection of sensitive behavioral data: randomized trial with drug use urine testing
P2860
Q28287137-1E2F97D3-AEF3-4596-9F9D-E33E7C4B902F
BestRank
Statement
http://www.wikidata.org/entity/statement/Q28287137-1E2F97D3-AEF3-4596-9F9D-E33E7C4B902F
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8b36475d01b26b1379b50459eb00f9cc2f519b46
P2860
Validity of drug use reporting in a high-risk community sample: a comparison of cocaine and heroin survey reports with hair tests.