This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
Reverse transcriptase polymerase chain reactions can aid in diagnosis of all of the following viral in fections except? 
Select and explain. 
A. Adenovirus, B. Astrovirus, C. Rotavirus, D. Poliovirus
A: Adenovirus
Answer: A: Adenovirus 
Explanation: In adenovirus PCR based tests have been used for detection of viral DNA. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:482