Sharon @Sharon • Joined Feb 2022 • Active a year ago Remove Connection Are you sure you want to remove from your connections? Profile Timeline Connections Groups Videos Photos Forums Discussions Replies Favorites Discussions Replies Favorites My Favorite Discussions Viewing 1 of 1 discussions All Discussions Amy Do you have Seronegative MG? Catherine Mahler replied 1 year, 4 months ago 28 Members · 90 Replies Healthcare and Treatments Viewing 1 of 1 discussions