TY  - RPRT
TI  - Compound and complex presentations associated with plural births.
AU  - A F GUTTMACHER
PY  - 1962
DO  - 10.1097/00003081-196212000-00006
UR  - https://pubmed.ncbi.nlm.nih.gov/13951474/
ID  - 13951474
ER  -