A fixed formula to define the fertile window of the menstrual cycle as the basis of a simple method of natural family planning

✍ Scribed by Marcos Arévalo; Irit Sinai; Victoria Jennings

• Book ID: 117085017
• Publisher: Elsevier Science
• Year: 1999
• Tongue: English
• Weight: 96 KB
• Volume: 60
• Category: Article
• ISSN: 0010-7824
• DOI: 10.1016/s0010-7824(99)00106-7