Contraceptive efficacy of the diaphragm, the sponge and the cervical cap (Q28261654)
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Current Data About Contraceptive efficacy of the diaphragm, the sponge and the cervical cap
(P31) (Q13442814)

(P304) 100-5, 135

(P407) (Q1860)

(P433) 3

(P478) 25

(P577) +1993-00-00T00:00:00Z
(P248)

(P921) (Q1292984)
(P887)

(P1433) (Q28044088)

(P1476) "Contraceptive efficacy of the diaphragm, the sponge and the cervical cap" (language: en)

(P2093) J Trussell
(P1545) 1

J Strickler
(P1545) 2

B Vaughan
(P1545) 3

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