TY  - RPRT
TI  - [Selective abortion under sonographic control in multiple pregnancy].
AU  - U Gigon
AU  - G Beck
AU  - H Schneider
PY  - 1989
DO  - 10.1055/s-2008-1035748
UR  - https://pubmed.ncbi.nlm.nih.gov/2656370/
ID  - 2656370
ER  -