英文關鍵字
abortion
androgenic
combined
contraception
contraceptives
drugs
effect
egg
estrogens
gender
genicology
girl
health
hormones
interruption
levonorgestrel
medicine
modern
motherhood
oral
ovulation
pharmaceuticals
pharmacology
pills
planning
politics
pregnancy
prevention
progestins
protection
safety
sperm
tablets
tingling
unplanned
woman