PMC:7463108 / 11497-11603 JSONTXT

{"project":"2_test","denotations":[{"id":"32876803-22474354-62957905","span":{"begin":34,"end":38},"obj":"22474354"}],"text":"otein-2 intermediary (Wang et al. 2012), this is contrary to the typical actions of opiates, which by them"}