PMC:1635039 / 221-229 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T547","span":{"begin":2,"end":7},"obj":"NN"}],"text":"f birth "}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T455","span":{"begin":2,"end":7},"obj":"GO:0007567"}],"text":"f birth "}

{"project":"craft-ca-core-dev","denotations":[{"id":"T408","span":{"begin":2,"end":7},"obj":"GO:0007567"}],"text":"f birth "}