
Which of the following explains the dramatic decrease in death rates attributed to infectious disease during the twentieth century?
A) Advances in public health
B) Chlorination of drinking water
C) Use of antibiotics
D) Effective vaccine programs
E) All of the choices
Correct Answer:
Verified
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Q10: Temperature,pain,redness,and swelling are the hallmarks of
A)Inflammation
B)Virulence
C)Nosocomial infections
D)Immunological
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