TY  - RPRT
TI  - Breech presentation in Spain, 1992: a collaborative study.
AU  - P Acién
PY  - 1995
DO  - 10.1016/0301-2115(95)02166-5
UR  - https://pubmed.ncbi.nlm.nih.gov/7493702/
ID  - 7493702
ER  -