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
Test of chicken pox except 
Select and explain. 
A. FAMA, B. ELISA, C. Immunofluorescence, D. PCR
A: FAMA
Answer: A: FAMA 
Explanation: Diagnosis of chickenpox include immunofluorescence, ELISA, PCR, etc REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:472