@article{burnstock_2009,  title={Purinergic signalling: past, present and future},  volume={42},  ISSN={0100-879X},  url={https://doi.org/10.1590/S0100-879X2008005000037},  DOI={10.1590/S0100-879X2008005000037},  number={1},  journal={Brazilian Journal of Medical and Biological Research},  publisher={Associação Brasileira de Divulgação Científica},  author={Burnstock, G.},  year={2009},  month={Jan},  pages={3–8} }