Injection of Lidocaine Alone versus Lidocaine plus Dexmedetomidine in Impacted Third Molar Extraction Surgery, a Double-Blind Randomized Control Trial for Postoperative Pain Evalua... oleh Javad Alizargar, Milad Etemadi Sh, Nasser Kaviani, Shu-Fang Vivienne Wu, Keyvan Jafarzadeh, Parisa Ranjbarian, Nan-Chen Hsieh