PubMed:15872150 / 81-84
Annnotations
pubmed-enju-pas
{"project":"pubmed-enju-pas","denotations":[{"id":"EnjuParser_T13","span":{"begin":1,"end":3},"obj":"VBZ"}],"namespaces":[{"prefix":"_base","uri":"http://kmcs.nii.ac.jp/enju/"}],"text":" is"}