Principal Investigator:
James Fozard, PhD
Collaborating Investigators: (none)
Year First Collected: 1972
Year Last Collected: 1994
Frequency of Collection: n/a
Subset Data Files on the VMS Cluster? Files info603.*, Inactive as of 11/97.
Available to all users authorized to access Common BLSA Data Set.
Data Type Notes:
03/29/93: Values in the 900s indicate negative values
02/26/94: Value of +/-99 for bone conduction implies reading at equipment limit
Descriptive History: