TY  - RPRT
TI  - [Perinatal mortality, multiple causes. Cuba, 1979].
AU  - Roque Acosta Mdc
AU  - N E Rios Massabot
AU  - S Rodes Gonzalez
UR  - https://pubmed.ncbi.nlm.nih.gov/12279810/
ID  - 12279810
ER  -