@article{wang_du_fan_2021,  title={Exploration of the risk factors of essential hypertension with hyperhomocysteinemia: A hospital-based study and nomogram analysis},  volume={76},  ISSN={1807-5932},  url={https://doi.org/10.6061/clinics/2021/e2233},  DOI={10.6061/clinics/2021/e2233},  journal={Clinics},  publisher={Faculdade de Medicina / USP},  author={Wang, Jufang and Du, Jinman and Fan, Rui},  year={2021},  pages={e2233} }