Implanting Embryos NPR's Joe Palca reports on a new study showing how it may be possible to avoid a major complication related to test tube babies -- multiple births. Until now, doctors had to implant four or more embryos to insure success. But that often resulted in the birth of triplets and quadruplets. Now it appears that fewer embryos bring the same success.
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Implanting Embryos

Only Available in Archive Formats.
Implanting Embryos

Implanting Embryos

Implanting Embryos

Only Available in Archive Formats.

NPR's Joe Palca reports on a new study showing how it may be possible to avoid a major complication related to test tube babies — multiple births. Until now, doctors had to implant four or more embryos to insure success. But that often resulted in the birth of triplets and quadruplets. Now it appears that fewer embryos bring the same success.