Ключевые слова: analysis, analyzing, biochemistry, biological, biology, blood, blood count, cell, check, chemical, chemistry, clinic, clinical, complete, diagnosis, disease, doctor, equipment, exam, experiment, find, health, health care, hematology, hemoglobin, hospital, lab, laboratory, liquid, medical, patient, polycythemia, polycythemia test, red, research, sample, science, scientific, scientific experiment, scientist, test, test tube, tube,