Autoantibodies to Agrin in Myasthenia Gravis Patients Zhang, Bin ; Shen, Chengyong ; Bealmear, Beverly ; Ragheb, Samia ; Xiong, Wen-Cheng ; Lewis, Richard A. ; Lisak, Robert P. ; Mei, Lin Abstract Publication: PLoS ONE Pub Date: March 2014 DOI: 10.1371/journal.pone.0091816 Bibcode: 2014PLoSO...991816Z