Spontaneous pregnancy in couples waiting for artificial insemination donor because of severe male infertility

1. Matorras, R.
2. Diez, J.
3. Corcóstegui, B.
4. Gutiérrez De Terán, G.
5. García, J.M.
6. Pijoan, J.I.
7. Rodríguez-Escudero, F.J.