top of page

Fertil Steril. 1981 Aug;36(2):152-8.

A prospective multicentre trial of the ovulation method of natural family planning. I. The teaching phase.

World Health Organization

Source:

https://pubmed.ncbi.nlm.nih.gov/7021189/

PubMed:

Research Library

The largest, free collection of academic references related to restorative reproductive medicine— made possible by donations.

bottom of page