J Gerontol A Biol Sci Med Sci. 1999 Jan;54(1):B28-9. doi: 10.1093/gerona/54.1.b28.
The journals of gerontology. Series A, Biological sciences and medical sciences
K R Boheler
PMID: 10026652 DOI: 10.1093/gerona/54.1.b28
[No abstract available.]