The doctor! Prompt, please, what reasons of sterility or barrenness can izcheznut with...

[Katya]

The doctor! Prompt, please, what reasons of sterility or barrenness can izcheznut after positive EKO-pregnancy. Solderings in pipes clearly not rassosutsja, and whether pregnancy can affect or influence incompatibility (there was one assay SHCHuvalova? - 2 %).

[Kamenetskij B.A.]

Probably something iizmenitsja in the immune status. However it is possible to guess it or this only.