DOI:
10.1055/s-00000024
Hebamme
LinksClose Window
References
Frank-Herrmann P, Heil J, Gnoth C et al.
The effectiveness of a fertility awareness based method to avoid pregnancy in relation to a couple’s
sexual behaviour during the fertile time: A prospective longitudinal study.
Human Reproduction 2007;
22: 1310-1319
Access:
We do not assume any responsibility for the contents of the web pages of other providers.