periovulation
ovulatory period
preovulation
fertile period
fertile phase
ultrasuperovulation
reovulation
DPO
ovulation
oligoovulation
natural family planning
nonovulation
follicular phase
spermatovum
follicle stage
menopause
safe period
moontime
rhythm method
calendar method
rhythm
calendar method of birth control
rhythm method of birth control
time
gestational age
fetal age
due date
fertilization age
ovariectomization
incompetent cervix
ovarian cycle
segmentation
anovulation
cleavage
basal body temperature method of family planning
hysterography
cryptic ovulation
proestrus
basal body temperature method
labour
endostome
induced ovulation
oophoron
conception
term
full term
mittelschmerz
concealed ovulation
polyovulation
superfetation