PubMed:17436081 / 754-760
Annnotations
pubmed-enju-pas
{"project":"pubmed-enju-pas","denotations":[{"id":"EnjuParser_T106","span":{"begin":0,"end":6},"obj":"VBD"}],"namespaces":[{"prefix":"_base","uri":"http://kmcs.nii.ac.jp/enju/"}],"text":"became"}