pubmed:affiliation |
The Department of Biostatistics, Boston University, Boston, MA, United States; The USDA Human Nutrition Research Center on Aging, Tufts University, MA, USA.
|
pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, Non-U.S. Gov't,
Research Support, N.I.H., Extramural
|