PubMed:10024663 / 54-74 JSONTXT

{"project":"LappsTest","denotations":[{"id":"11","span":{"begin":10,"end":11},"obj":"SpaceToken"},{"id":"12","span":{"begin":11,"end":13},"obj":"IN"},{"id":"13","span":{"begin":13,"end":14},"obj":"SpaceToken"},{"id":"14","span":{"begin":14,"end":17},"obj":"DT"},{"id":"15","span":{"begin":17,"end":18},"obj":"SpaceToken"},{"id":"16","span":{"begin":18,"end":20},"obj":"NNP"}],"text":"erivatives of the O-"}