AUTHOR=Halls Michelle L. , Davenport Anthony P. , Summers Roger J. TITLE=Editorial: Recent Advances in G Protein-Coupled Receptor Signalling: Impact of Intracellular Location, Environment and Biased Agonism JOURNAL=Frontiers in Pharmacology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2021.707393 DOI=10.3389/fphar.2021.707393 ISSN=1663-9812