pubmed:affiliation |
Longitudinal Studies Section, Clinical Research Branch, National Institute on Aging, Baltimore, MD 21225, USA. stenholmsm@mail.nih.gov
|
pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't,
Research Support, N.I.H., Extramural,
Research Support, N.I.H., Intramural
|