Ekong, U. S., & Ibezim, E. C. (2020). Antibiotic Production, Activity Spectra and Plasmid Analysis of Streptomyces species Isolated from Soil. Nigerian Journal of Pharmaceutical and Applied Science Research, 4(3), 33–41. Retrieved from http://mail.nijophasr.net/index.php/nijophasr/article/view/93