AUTHOR=Motley Sarah E. TITLE=Relationship Between Neuromodulation and Working Memory in the Prefrontal Cortex: It's Complicated JOURNAL=Frontiers in Neural Circuits VOLUME=12 YEAR=2018 URL=https://www.frontiersin.org/journals/neural-circuits/articles/10.3389/fncir.2018.00031 DOI=10.3389/fncir.2018.00031 ISSN=1662-5110