Natural family planning with and without barrier method use in the fertile phase: efficacy in relation to sexual behavior: a German prospective long-term study

1997/06/01 by Petra Frank‐Herrmann, P. Frank-Herrmann, Günter Freundl +7 · 2 citations
Health Professions · #Infant Health and Development

paper · doi:10.1023/a:1006551921219

crossref issued 1997/06/01 · crossref published 1997/06/01 · crossref published-print 1997/06/01 · openalex publication_date 1997/06/01 · crossref created 2002/12/22 · crossref deposited 2025/05/16 · openalex created_date 2025/10/10 · crossref indexed 2026/04/28 · openalex updated_date 2026/06/13

Citations

• Effectiveness and acceptability of the sYmptothermal method of natural family planning in Germany

Cited by

• Fertility awareness-based methods of family planning: A review of effectiveness for avoiding pregnancy using SORT
• Fertility awareness [wikipedia]