PMC:1142324 / 16696-16698 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T4763","span":{"begin":0,"end":2},"obj":"NN"}],"text":"TK"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T4648","span":{"begin":0,"end":2},"obj":"GO_PR_EXT:thymidine_kinase"}],"text":"TK"}