Ключевые слова: adult, assistant, blood, cancer, cardiac, cardiopulmonary, care, clinic, doctor, emergency, equipment, glove, gloves, hand, health, healthcare, healthcare and medicine, heart, hospital, human, human body part, human internal organ, illness, life, lung, lungs, mask, medical, medicine, nurse, operating, operating room, operation, patient, patients, people, person, professional, rescue, room, science, sterile, surgeon, surgery, surgical, technology, therapy, thorax, tools, uniform,