TY  - RPRT
TI  - Towards single embryo transfer in IVF.
AU  - Lars Hamberger
AU  - Johan Hazekamp
DO  - 10.1016/s0165-0378(01)00135-8
UR  - https://pubmed.ncbi.nlm.nih.gov/12062829/
ID  - 12062829
ER  -