Epidemiology for Public Health Practice 5th Edition by Robert Friis,Thomas Sellers

تمرين 3

Death certificates are an important source of information for epidemiologic studies. In the United States, death certificates have which of the following advantages (circle all that apply):
a. There is a uniform national system of collection and coding.
b. The cause of death is usually confirmed by autopsy.
c. The international coding system for cause of death has remained constant since 1900.
d. Data collection is comprehensive; virtually no deaths go unrecorded.
e. The decedent's personal physician always completes the form and can add his or her own knowledge of past illnesses.