The diagnosis urticaria due to serum would be coded using which ICD-9-CM code?
A) 999.59
B) 708.9
C) 999.3
D) 995.90
Question 2
Chapter 7, Diseases of the Circulatory System, of the ICD-9-CM is an example of a chapter organized by __________.
Fill in the blank(s) with correct word