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Q33914252-C9774F01-13D7-4B5E-A73D-C1316F85BB3F
Q33914252-C9774F01-13D7-4B5E-A73D-C1316F85BB3F
BestRank
Statement
http://www.wikidata.org/entity/statement/Q33914252-C9774F01-13D7-4B5E-A73D-C1316F85BB3F
Challenges to be overcome using population-based sampling methods to recruit veterans for a study of post-traumatic stress disorder and traumatic brain injury.
P1433
Q33914252-C9774F01-13D7-4B5E-A73D-C1316F85BB3F
BestRank
Statement
http://www.wikidata.org/entity/statement/Q33914252-C9774F01-13D7-4B5E-A73D-C1316F85BB3F
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type
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Statement
wasDerivedFrom
7b8056706b4fd2a8e6192ba66eed0f6a8fa48d96
P1433
BMC Medical Research Methodology