PMC:4331679 / 31903-31981 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/4331679","sourcedb":"PMC","sourceid":"4331679","source_url":"https://www.ncbi.nlm.nih.gov/pmc/4331679","text":"Competing interests\nThe authors declare that they have no competing interests.","divisions":[{"label":"title","span":{"begin":0,"end":19}}],"tracks":[]}