id	domain	url
fnp-3639	doi.org	https://doi.org/10.17879/freeneuropathology-2021-3639
fnp-3639	en.wikipedia.org	https://en.wikipedia.org/wiki/pcr)
fnp-3639	creativecommons.org	https://creativecommons.org/licenses/by/4.0/)
fnp-3639	creativecommons.org	https://creativecommons.org/publicdomain/zero/1.0/