PMC:3216509 / 8361-8413 JSONTXT

{"target":"http://pubannotation.org/docs/sourcedb/PMC/sourceid/3216509","sourcedb":"PMC","sourceid":"3216509","source_url":"https://www.ncbi.nlm.nih.gov/pmc/3216509","text":"The effect of trophic level on carbon isotope values","tracks":[]}