For citations:
Obraztsova N.A., Samsonov A.A., Kovtunenko M.A., Shmeleva V.N., Golubeva N.A. Influence of Excipients and Pressing Force on the Impurity Content of N-(4-aminobenzoyl)-L-glutamic Acid in Folic Acid Drugs During Storage. Drug development & registration. 2023;12(2):55-60. (In Russ.) https://doi.org/10.33380/2305-2066-2023-12-2-55-60