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Q23909961-9D273339-0258-4C9E-B7A8-423055E268DA
Q23909961-9D273339-0258-4C9E-B7A8-423055E268DA
BestRank
Statement
http://www.wikidata.org/entity/statement/Q23909961-9D273339-0258-4C9E-B7A8-423055E268DA
Challenges of conducting a large rural prospective population-based cohort study: The Keokuk County Rural Health Study
P31
Q23909961-9D273339-0258-4C9E-B7A8-423055E268DA
BestRank
Statement
http://www.wikidata.org/entity/statement/Q23909961-9D273339-0258-4C9E-B7A8-423055E268DA
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wasDerivedFrom
419c816f18bb437910f99988b0cb415237a8e05d
P31
scholarly article