The ovulation method of birth regulation
Subtitle: the latest advances for achieving or postponing pregnancy--naturally
By: Mercedes Arzú Wilson.
Publisher: Van Nostrand Reinhold
Published: 1980
Place of publication: New York
Language: eng
Number of pages: 201
Subjects: Natural family planning -- Ovulation method.; Rhythm methods.
Notes: Includes bibliographical references and index.
Table of contents: class: section