Studies on biological tissue electrode sensitive to cytochrome C Shen, G.L.; Li, Y.Z.; Zeng, G.M.; Yu, R.Q.; Xie, J.Y.; Zhang, M.F. Yao Xue Xue Bao 23(10): 762-766 1988 0513-4870 https://eurekamag.com/research/007/831/007831161.php