TY  - RPRT
TI  - Perinatal mortality rate in multiple pregnancies.
AU  - S Metler
AU  - W Mierzejewski
AU  - J Rudzinski
AU  - St Metler
PY  - 1974
DO  - 10.1017/s1120962300024239
UR  - https://pubmed.ncbi.nlm.nih.gov/4440413/
ID  - 4440413
ER  -