Engelsk navneord: calendar method | |||
1. | calendar method (om handling) natural family planning in which ovulation is assumed to occur 14 days before the onset of a period (the fertile period would be assumed to extend from day 10 through day 18 of her cycle) | ||
Termer med samme betydning (synonymer) | calendar method of birth control, rhythm, rhythm method, rhythm method of birth control | ||
Mindre specifikke termer | natural family planning | ||