| Subject | Predicate | Object | Context |
|---|---|---|---|
| pubmed-meshheading:12899509... | rdf:type | pubmed:MeshHeading | lld:pubmed |
| pubmed-meshheading:12899509... | pubmed:mesh | pubmed-mesh:Confounding... | lld:pubmed |
| pubmed-article:12899509 | pubmed:meshHeading | pubmed-meshheading:12899509... | lld:pubmed |