Source:http://linkedlifedata.com/resource/pubmed/meshheading/15808404-Case-Control+Studies
| Subject | Predicate | Object | Context |
|---|---|---|---|
| pubmed-meshheading:15808404... | rdf:type | pubmed:MeshHeading | lld:pubmed |
| pubmed-meshheading:15808404... | pubmed:mesh | pubmed-mesh:Case-Control... | lld:pubmed |
| pubmed-article:15808404 | pubmed:meshHeading | pubmed-meshheading:15808404... | lld:pubmed |