Ключевые слова: abstract, abuse, addiction, aids, background, blood, blurred, care, clinic, clinical, closeup, donation, doping, dose, drop, droplet, drug, equipment, flu, health, healthcare, hiv, hospital, illness, immunization, inject, injection, liquid, macro, medical, medicine, narcotic, needle, object, overdosing, pain, red, research, science, serum, sharp, sickness, syringe, therapy, transparent, treatment, vaccination, vaccine,