Synthesis of silver nanoparticles by aqueous extract of Zingiber officinale and their antibacterial activities against selected species oleh Hussain Zawar, Jahangeer Muhammad, Rahman Shafiq ur, Ihsan Tamanna, Sarwar Abid, Ullah Najeeb, Aziz Tariq, Alharbi Metab, Alshammari Abdulrahman, Alasmari Abdullah F.