I'd have to sound a cautious note about suggesting that all IVF embryos should be frozen, because the study doesn't support that.
It only looked at successful frozen cycles. What it does do is give support to the idea that transferring one fresh embryo and freezing the others is okay.
Freezing all embryos would have a catastrophic effect on pregnancy rates.
More top news
Rescuers only managed to save 15 of the short-finned pilot whales that were beached on Hamelin Bay.
Four men who violently broke into a home and threatened the family inside are being hunted by police.
According to media, the incident in southern France took place after a police officer was shot and wounded.