Ключевые слова: anabolic, blood, carbon, care, compound, concept, drawing, estradiol, estrogen, estrogenic hormone, exam, female, formula, graphic design, health, hormone, laboratory, male, man, medical, medicine, menopause, molecular structure, molecule, oestrogen, ovary, oxygen, pill, pregnancy, progesterone, research, scientific, steroid, structural, structure, symbol, test, testosterone, two, urine, woman,