| Subject | Predicate | Object | Context |
|---|---|---|---|
| pubmed-meshheading:14727733... | rdf:type | pubmed:MeshHeading | lld:pubmed |
| pubmed-meshheading:14727733... | pubmed:mesh | pubmed-mesh:United States... | lld:pubmed |
| pubmed-article:14727733 | pubmed:meshHeading | pubmed-meshheading:14727733... | lld:pubmed |