Template:Umezawa et al., 1953
- Umezawa, H., Takeuchi, T., Okami, Y. & Tazaki, T. 1953. On screening of antiviral substances produced by streptomyces and on an antiviral substance achromoviromycin. Japanese Journal of Medical Science and Biology 6(3): 261–268. DOI: 10.7883/yoken1952.6.261