2
' 1966 Nature Publishing Group

Maintenance of Pregnancy in Spayed Rats with 20α-Hydroxypregn-4-ene-3-one and 20β-Hydroxypregn-4-ene-3-one

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Page 1: Maintenance of Pregnancy in Spayed Rats with 20α-Hydroxypregn-4-ene-3-one and 20β-Hydroxypregn-4-ene-3-one

© 1966 Nature Publishing Group

Page 2: Maintenance of Pregnancy in Spayed Rats with 20α-Hydroxypregn-4-ene-3-one and 20β-Hydroxypregn-4-ene-3-one

© 1966 Nature Publishing Group