This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology, Subject name: Microbiology
All the following are uses of enzyme-linked immunosorbent assay detection except 
Select and explain. 
A. Hepatitis B markers, B. Rotavirus, C. Enterotoxin of E coli, D. Hepatitis A virus
D: Hepatitis A virus
Answer: D: Hepatitis A virus 
Explanation: ELISA is used for the detection of HIV, Hep B, rotavirus, E coli, TB Hepatitis A is detected by immune electron microscopic test Ref: Textbook of Microbiology Baveja 5th ed Pg 118