Ключевые слова: adult, analysis, arm, bag, blood, blood donation, care, clinic, closeup, disease, doctor, donate, donation, donor, drip, equipment, expertise, giving, glove, hand, health, health care, healthcare and medicine, horizontal, hospital, human arm, human hand, illness, injecting, injection, laboratory, male, man, medical, medicine, needle, nurse, occupation, patient, person, procedure, science, syringe, transfusion, treatment, vein, volunteer, woman,