On the frequency of the use of contraceptive methods, and their effectiveness as used, by a sample of American women
By: by Raymond Pearl
Contributors: International Statistical Institute. Congress
Publisher: Talleres Graficos de la Nacion
Published: 1933
Place of publication: Mexico, D.F
Language: eng
Number of pages: 20
Subjects: Contraception; Contraception Behavior
Notes: "XXIe session de l'Institut international de statistique, Sect. 1, Comm"--Cover p. [1].

Includes bibliographical references.