NCBI JSTOR NCBI Europe PMC (全网免费下载) Europe PMC 查看更多 adsabs.harvard.edu ResearchGate pnas.org cancerpreventionresearch.aacrjournals.org jap.physiology.org onAcademic onlinecjc.ca mysciencework.com scienceopen.com jn.nutrition.org erc.endocrinology-journals.org readcube.com pnas.org (全网免费下载) core.ac.uk SAGE