AUTHOR=Zhu Qian , Chen Yong-Zi , Xu Yanji TITLE=Editorial: Biomedical informatics applications in rare diseases JOURNAL=Frontiers in Artificial Intelligence VOLUME=5 YEAR=2022 URL=https://www.frontiersin.org/journals/artificial-intelligence/articles/10.3389/frai.2022.1051182 DOI=10.3389/frai.2022.1051182 ISSN=2624-8212