Preliminary Study on the Antibacterial Activities and Antibacterial Guided Fractionation of Some Common Medicinal Plants Practices in Itum Bahal, Kathmandu Valley of Nepal oleh Ravin Bhandari, Dhakaraj Pant, Kamal Singh Kathayat, Ramesh Bhattarai, Himal Barakoti, Jitendra Pandey, Nirmala Jamarkatel-Pandit