AUTHOR=Rose Michael , Flatt Thomas , Graves Jr Joseph L., Greer Lee F , Martínez Daniel E., Matos Margarida , Mueller Laurence , Shmookler Reis Robert J., Shahrestani Parvin TITLE=What is Aging? JOURNAL=Frontiers in Genetics VOLUME=3 YEAR=2012 URL=https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2012.00134 DOI=10.3389/fgene.2012.00134 ISSN=1664-8021