Mosafaiyan, Sepehr, Emamjomeh, Zahra, Safaeeian, ُShila (2023). Comparison of antibacterial properties of Elettaria cardamomum, Urtica dioica L, Valeriana officinalis and Crocus sativus on E. coli and Staphylococcus aureus. *Knowledge of Microbiology*, 3(1), 18-31.