Hoang, Q. T. N.; Petrov, G. V.; Koldina, A.; Syroeshkin, A. Effect of PH on Toxicity of Zinc Sulphate Hydrate Solutions Using the Spirotox Test. J. Drug Delivery Ther. 2024, 14 (6), 31-33. https://doi.org/10.22270/jddt.v14i6.6597.