Al-Ameer, Sahar Kasim Abd, and Maytham Abas Makki. 2022. “Investigation of Clostridium Perfringens in Contaminated Lobbies and Surgical Theater and Showing Their Resistant to Metronidazole”. International Journal of Health Sciences 6 (S5):5574-81. https://doi.org/10.53730/ijhs.v6nS5.9929.