TY  - RPRT
TI  - [Difficult embryo transfer: what can be done in practice?].
AU  - F X Aubriot
PY  - 2003
DO  - 10.1016/s1297-9589(03)00012-2
UR  - https://pubmed.ncbi.nlm.nih.gov/12718992/
ID  - 12718992
ER  -