AU  - Chakravarty EF, Hubert HB, Lingala VB, Fries JF
TI  - ON running late in life—reply
PT  - JOUR
DP  - 2009
TA  - Archives of Internal Medicine
pages = {720},
VI  - 169
IP  - 7
AID  - 10.1001/archinternmed.2009.36 [doi]
4100  - http://dx.doi.org/10.1001/archinternmed.2009.36
SO  - Archives of Internal Medicine April 13, 2009 169(7):720