Stelmakh, Sergey, et al. “Wound-Healing Activity of Polyhexamethyleneguanidine Hydrochloride Hydrogel and Extract of Bergenia Crassifolia on Thermal Burn Simulation”. Mongolian Journal of Chemistry, vol. 23, no. 49, Dec. 2022, pp. 51-62, doi:10.5564/mjc.v23i49.2049.