Lavrinenko, I.V., Shulga, L.V., Peredera, O.O. and Zhernosik, I.A. 2020. Analysis of the treatment regimen efficacy for columnaris disease in Pterophyllum scalare . Regulatory Mechanisms in Biosystems. 11, 2 (Apr. 2020), 226-231. DOI:https://doi.org/10.15421/022033.