There are multiple definitions:
Not-For-Profit [organization](English)
Nurse Family Partnership [program](English)
- developed in the 1970s for first-time mothers from socially and economically disadvantaged communities in the United States (US) to improve the life trajectories of their children
- Nurse / nursing, Neonatal situation, Pregnancy, Social aspects
- https://www.nur…ship.org/about/
natural family planning(English)
- refers to calendar rhythm, basal body temperature, cervical mucus--the Billings Ovulation method
- FAB, FABM
- Pregnancy, Embryology /reproduction
- https://doi.org…198202000-00026