Kheng , Y. S., Y. L. Jeng, M. . Mohamad Nor, and G. B. Jia. “The Analysis of Angiotensin-I Converting Enzyme (ACE) by Maitake (Grifrola Frondosa) Mycelia”. Journal of Tropical Resources and Sustainable Science (JTRSS), vol. 8, no. 2, Dec. 2020, pp. 69-72, doi:10.47253/jtrss.v8i2.560.