TY  - RPRT
TI  - Toward single embryo transfer policy.
AU  - Aila Tiitinen
PY  - 2004
DO  - 10.1111/j.0001-6349.2004.00671.x
UR  - https://pubmed.ncbi.nlm.nih.gov/15488113/
ID  - 15488113
ER  -