Ключевые слова: analysis, arm, background, blood, blue, care, clinic, collection, doctor, donation, draw, drawing, equipment, examination, experiment, female, glove, hand, health, healthcare, hospital, illness, infection, injecting, injection, lab, laboratory, medical, medicine, needle, nurse, patient, people, person, professional, research, sample, science, scientific, syringe, take, taking, test, tourniquet, treatment, tube, vein, white, work,