pubmed:affiliation |
Uniformed Services University, Department of Preventive Medicine and Biometrics, 4301 Jones Bridge Road Bethesda, Maryland 20814, USA. ascher@usuhs.mil
|
pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, N.I.H., Extramural,
Research Support, N.I.H., Intramural
|