AUTHOR=Satake Honoo , Larhammar Dan , Elphick Maurice R. TITLE=Editorial: Endocrine and Neuroendocrine Systems of Invertebrate Deuterostomes JOURNAL=Frontiers in Endocrinology VOLUME=10 YEAR=2019 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2019.00755 DOI=10.3389/fendo.2019.00755 ISSN=1664-2392