Ключевые слова: biological, biology, blood, care, chemistry, clinic, deficiency, depression, diabetes, diagnosis, disease, estradiol, estrogen, examining, fertilization, health, healthcare, healthy, hematology, hormonal, hormone, hospital, illness, immunology, laboratory, medical, medicine, menopause, menstruation, organism, ovary, physical, pregnancy, pregnant, prolactin, research, science, scientific experiment, sickness, testosterone, therapy, treatment, uterus,