How Many Active Cases Are There in Rockland County? By Vincent Iannelli, MD / April 3, 2019 / active cases, Brooklyn, contagious, Ed Day, goalposts, incubation period, measles deaths, measles outbreaks, quarantines, Rockland Why are anti-vaccine folks so fixed on the number of active measles cases in Rockland County? Share this:FacebookTwitterRedditPrintLinkedInPinterestEmailTumblrWhatsAppLike this:Like Loading...