atomic
atoms
birth
carbon
chemical
chemistry
composition
contraceptive
control
disease
drug
ecp
emergency
generic
hormone
hydrogen
levonorgestrel
medicinal
medicine
model
molecular
molecule
norgestrel
oral
oxygen
pharma
pharmaceutical
pharmacology
pharmacy
pills
product
progesterone
progestogen
replacement
therapy
treatment
定額
Levonorgestrel contraceptive pill drug, chemical structure. Conventional skeletal formula and stylized representation, showing atoms (except hydrogen) as color coded circles.の素材 [FY31028862841]
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