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. 1993 Nov 20;307(6915):1357. doi: 10.1136/bmj.307.6915.1357-b

Natural family planning. Natural methods have cross cultural appeal.

PMCID: PMC1679413 PMID: 8257902

1357

Selected References

These references are in PubMed. This may not be the complete list of references from this article.

Ryder R. E. "Natural family planning": effective birth control supported by the Catholic Church. BMJ. 1993 Sep 18;307(6906):723–726. doi: 10.1136/bmj.307.6906.723. [DOI] [PMC free article] [PubMed] [Google Scholar]

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