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Q33914252-C4A69EAD-5A55-41D8-B9EF-387F65C82F53
Q33914252-C4A69EAD-5A55-41D8-B9EF-387F65C82F53
BestRank
Statement
http://www.wikidata.org/entity/statement/Q33914252-C4A69EAD-5A55-41D8-B9EF-387F65C82F53
Challenges to be overcome using population-based sampling methods to recruit veterans for a study of post-traumatic stress disorder and traumatic brain injury.
P2888
Q33914252-C4A69EAD-5A55-41D8-B9EF-387F65C82F53
BestRank
Statement
http://www.wikidata.org/entity/statement/Q33914252-C4A69EAD-5A55-41D8-B9EF-387F65C82F53
rank
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type
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Statement
P2888
1471-2288-14-48