AUTHOR=Xiang Ping , Han Yong-He , Li Hong-Bo , Gao Peng TITLE=Editorial: Advanced analytical techniques for heavy metal(loid)s speciation in soil, crop, and human samples JOURNAL=Frontiers in Chemistry VOLUME=11 YEAR=2023 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2023.1151371 DOI=10.3389/fchem.2023.1151371 ISSN=2296-2646