@article{qin_li_liu_zhao_zhao_2016,  title={Effect of estrogen administration on middle cerebral arterial viscoelastic properties in aged female rats},  volume={31},  ISSN={0102-8650},  url={https://doi.org/10.1590/S0102-865020160100000004},  DOI={10.1590/S0102-865020160100000004},  number={10},  journal={Acta Cirúrgica Brasileira},  publisher={Sociedade Brasileira para o Desenvolvimento da Pesquisa em Cirurgia},  author={Qin, Zhigang and Li, Guijie and Liu, Naijie and Zhao, Conghai and Zhao, Hang},  year={2016},  month={Oct},  pages={661–667} }