@article{butler2020-32640168,
  author  = {Butler, L. K. and Kiran, S. and Tager-Flusberg, H.},
  title   = {{Functional Near-Infrared Spectroscopy in the Study of Speech and Language Impairment Across the Life Span: A Systematic Review}},
  journal = {American journal of speech-language pathology},
  year    = {2020},
  doi     = {10.1044/2020_ajslp-19-00050},
  pmid    = {32640168},
  url     = {https://doi.org/10.1044/2020_ajslp-19-00050}
}