PubMed:9949196 / 1560-1568
Annnotations
pubmed-enju-pas
{"project":"pubmed-enju-pas","denotations":[{"id":"EnjuParser_T247","span":{"begin":0,"end":8},"obj":"NN"}],"namespaces":[{"prefix":"_base","uri":"http://kmcs.nii.ac.jp/enju/"}],"text":"presence"}