@article{zhang_wang_zhao_bai_wang_yu_xu_xia_2021,  title={Plasma metabolite changes in anestrous dairy cows with negative energy balance identified using <sup>1</sup>H NMR technology},  volume={73},  ISSN={0102-0935},  url={https://doi.org/10.1590/1678-4162-12123},  DOI={10.1590/1678-4162-12123},  number={4},  journal={Arquivo Brasileiro de Medicina Veterinária e Zootecnia},  publisher={Universidade Federal de Minas Gerais, Escola de Veterinária},  author={Zhang, F. and Wang, Z. and Zhao, C. and Bai, Y. and Wang, D. and Yu, D. and Xu, C. and Xia, C.},  year={2021},  month={Jul},  pages={929–937} }