Source:http://linkedlifedata.com/resource/pubmed/meshheading/19910400-Controlled+Clinical+Trials+as+Topic
Subject | Predicate | Object | Context |
---|---|---|---|
pubmed-meshheading:19910400... | rdf:type | pubmed:MeshHeading | lld:pubmed |
pubmed-meshheading:19910400... | pubmed:mesh | pubmed-mesh:Controlled... | lld:pubmed |
pubmed-article:19910400 | pubmed:meshHeading | pubmed-meshheading:19910400... | lld:pubmed |