Haneen Emad Hussain, et al. “In Vitro and in Vivo Study for Antibacterial Activity of Endolysin-HEC Gel and Mixture Gel on Acne Vulgaris Caused by Multidrug-Resistant Staphylococcus Aureus Bacteria”. Journal of Population Therapeutics and Clinical Pharmacology, vol. 30, no. 1, Feb. 2023, pp. 242-57, https://doi.org/10.47750/jptcp.2023.1057.