@article{almahasheer_2024,  title={Unveiling the total catechin profile in tea leaves: a novel one-step extraction method empowered by UPLC-IDX-Orbitrap mass spectrometry},  volume={84},  ISSN={1519-6984},  url={https://doi.org/10.1590/1519-6984.283740},  DOI={10.1590/1519-6984.283740},  journal={Brazilian Journal of Biology},  publisher={Instituto Internacional de Ecologia},  author={Almahasheer, H.},  year={2024},  pages={e283740} }