AUTHOR=Mancini Antonio , Arosio Maura , Kreitschmann-Andermahr Ilonka , Persani Luca TITLE=Editorial: New Insights and Controversies in Diagnosis and Treatment of Adult Growth Hormone Deficiency JOURNAL=Frontiers in Endocrinology VOLUME=12 YEAR=2022 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2021.819527 DOI=10.3389/fendo.2021.819527 ISSN=1664-2392