Source:http://linkedlifedata.com/resource/pubmed/meshheading/19912202-Retrospective+Studies
Subject | Predicate | Object | Context |
---|---|---|---|
pubmed-meshheading:19912202... | rdf:type | pubmed:MeshHeading | lld:pubmed |
pubmed-meshheading:19912202... | pubmed:mesh | pubmed-mesh:Retrospective... | lld:pubmed |
pubmed-article:19912202 | pubmed:meshHeading | pubmed-meshheading:19912202... | lld:pubmed |