TY  - RPRT
TI  - Report on dental research at the National Bureau of Standards : progress report July 1 to December 31, 1967
PY  - 1968
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS report ; 9842
DO  - 10.6028/NBS.RPT.9842
ER  -