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

$ 20.00

4.9
(117)
In stock
Description

Familiarizing yourself with fertility awareness as a birth control

Family planning method

A fixed formula to define the fertile window of the menstrual

pub.mdpi-res.com/land/land-10-00605/article_deploy

Family planning method

Family planning method

Family planning community medicine lecture

Family planning method

Fertility Awareness For Partners – Common Questions and Answers

SciELO - Brasil - Método de Ovulação Billings: entre eficácia e

Menstrual health and hygiene management: a module for children and

Genome-wide association analyses of physical activity and

Natural Contraceptive Method