(Bloomberg) Grifols SA sued Gotham City Research over a report alleging the company has overstated profit and misstated its accounting.Most Read from BloombergPutin Sends US Signal on Ukraine Talks, Seeing War AdvantageOne of World’s Richest Doctors Sees Fortune Surge to $12 BillionFed’s Preferred Inflation Gauge Cools on Robust SpendingJPMorgan Shuffles Top Managers as Jamie Dimon Prepares SuccessorsUN Court Tells Israel to Protect Gazans, Avoids Cease-FireGotham City Research, run by Daniel