Kwolek U, Wójcik K, Janiczek M, Nowakowska M, Kepczynski M. Synthesis and antibacterial properties of quaternary ammonium derivative of polyethylenimine. p [Internet]. 2021 Jan. 15 [cited 2024 Nov. 24];62(4):311-6. Available from: https://ichp.vot.pl/index.php/p/article/view/296