Source:http://linkedlifedata.com/resource/pubmed/meshheading/15246122-Epidemiologic+Research+Design
Subject | Predicate | Object | Context |
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pubmed-meshheading:15246122... | rdf:type | pubmed:MeshHeading | lld:pubmed |
pubmed-meshheading:15246122... | pubmed:majorMesh | pubmed-mesh:Epidemiologic... | lld:pubmed |
pubmed-article:15246122 | pubmed:meshHeading | pubmed-meshheading:15246122... | lld:pubmed |