Related terms:
cycle
billings
infertile
cervical
ovulation
method
per year
unprotected
fertility
rhythm method
failure rate
avoid pregnancy
infertile phase
pregnancy
catholic
contraception
birth control
breastfeeding
achieve pregnancy
periodic abstinence
fertility awareness
natural family planning
roman catholic
Wikipedia sources:
Natural family planning
Calendar-based methods
Fertility awareness
Context for words:
nfp
|
|