The ____________________________________________ ____________________________________________ is the ratio of a drug's lethal dose for 50 percent of the population to its effective dose for 50 percent of the population

Which of the following is a contraindication for a seaweed or other algae body wrap?

A) Intolerance to cold B) Low body temperature C) Hypertension controlled by medication D) Allergy to iodine or shellfish

Coding of procedures and diagnoses must be supported by ________.

A. insurance B. the patient's medical record C. codes D. references