adult, adults, arteries, artery, blood, blood cell, bodily fluid, chemistry, clinic, clinics, diagnosis, draw blood, fluid, fluids, heal, healing, health care, health care professionals, hospital, hospitals, lab, lab technician, lab worker, laboratories, laboratory, labs, medical technician, medical test, medical worker, medical workers, medicine, needle, prevent, prevention, preventive, red, Ron Rovtar, technician, test, treatment, vein, whole blood