Methods of improving vital and health statistics :
Methods of improving vital and health statistics : final report , technical discussions, XVI Meeting of the PAHO Directing Council, Washington, D.C., October 1965.
- Washington, D.C. : Pan American Health Organization, 1966.
- 15 p.
- Scientific publication (Pan American Health Organization) ; no. 128 .
eng.
9275111286
Statistics.
Data collection.
WA 950
eng.
9275111286
Statistics.
Data collection.
WA 950