Tehran University of Medical Sciences Current Journal of Neurology 2717-011X 18 4 2019 11 10 Ptosis Following Botulinum Toxin Injection in Hemifacial Spasm: Not always a straightforward diagnosis 184 186 Mansooreh Jamshidian-Tehrani Eye Research Center, Farabi Eye Hospital, Tehran University of Medical Sciences, Tehran, Iran Hadi Z. Mehrjardi Eye Research Center, Farabi Eye Hospital, Tehran University of Medical Sciences, Tehran, Iran Abolfazl Kasaee Eye Research Center, Farabi Eye Hospital, Tehran University of Medical Sciences, Tehran, Iran Samira Yadegari Eye Research Center, Farabi Eye Hospital, Tehran University of Medical Sciences, Tehran, Iran 2019 04 29 2019 11 10 Absracts Abstracts   https://ijnl.tums.ac.ir/index.php/ijnl/article/view/1800