TY  - RPRT
TI  - Perinatal mortality.
AU  - F Pettersson
AU  - S Melander
AU  - D Lagerberg
PY  - 1973
DO  - 10.1111/j.1651-2227.1973.tb08097.x
UR  - https://pubmed.ncbi.nlm.nih.gov/4703017/
ID  - 4703017
ER  -