TY  - RPRT
TI  - Report on dental research at the National Bureau of Standards : progress report July 1 to December 31, 1969
PY  - 1969
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 10189
DO  - 10.6028/NBS.RPT.10189
ER  -