PMC:1084331 / 171-191
Annnotations
craft-sa-dev
{"project":"craft-sa-dev","denotations":[{"id":"T278","span":{"begin":3,"end":10},"obj":"NNS"},{"id":"T282","span":{"begin":11,"end":13},"obj":"IN"},{"id":"T283","span":{"begin":14,"end":17},"obj":"DT"}],"relations":[{"id":"R23","pred":"prep","subj":"T282","obj":"T278"}],"text":"on factors of the Pe"}