Mortality trends in Czechoslovakia /
Milos Vacek.
- 1 online resource (vi, 26 pages) : illustrations, one map.
- Vital and health statistics. Series 3, Analytical studies ; number 13 Public Health Service publication ; no. 1000-series 3-no. 13 .
- Public Health Service publication ; no. 1000. Vital and health statistics. Series 3, Analytical studies ; no. 13. .