PMC:4875991 / 28531-28589 JSONTXT

{"target":"http://pubannotation.org/docs/sourcedb/PMC/sourceid/4875991","sourcedb":"PMC","sourceid":"4875991","source_url":"https://www.ncbi.nlm.nih.gov/pmc/4875991","text":"The authors declare that they have no competing interests.","tracks":[]}