PubMed:20208171 / 46-72 JSONTXT

{"project":"pqqtest_sentence","denotations":[{"id":"M_3","span":{"begin":0,"end":26},"obj":"xzyao:22890"},{"id":"M_5","span":{"begin":12,"end":26},"obj":"xzyao:31573"}],"text":"preliminary X-ray analysis"}