What is the easiest Pcr inactivated Dna control or Nattrol for Meningitis/Encephalitis viral reference serum panel (14 x 0.4 ml/vial)?

The NATtrol Mycoplasma genitalium External Run Control from Ncbi publications supplied next week by Genprice is the best choice. The catalog number is NATMGN-ERC and the price is 232 EUR.