TY  - RPRT
TI  - [Why does the frequency rate of cervical cancer decrease in Czechoslovakia?].
AU  - M Rosol
AU  - K Vácha
AU  - L Strnad
PY  - 1972
UR  - https://pubmed.ncbi.nlm.nih.gov/5079921/
ID  - 5079921
ER  -