TY - BOOK AU - Salah Mahdi Ibrahim TI - Efficacy of Symphytum officinale and Panax ginseng extracts in combination with metronidazole on biofilm formation and quorum sensing of Porphyromonas gingivalis(in-vitro study) U1 - 617.632 KW - Periodontics N1 - Prof. Dr. Abbas S. Al-Mizraqchi (supervisor) ER -