@article{pfaffl2001,
  title={A new mathematical model for relative quantification in real-time RT-PCR},
  author={Michael W. Pfaffl},
  year={2001},
  journal={Nucleic Acids Research},
  doi={10.1093/nar/29.9.e45},
  url={https://doi.org/10.1093/nar/29.9.e45}
}