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                                    Provision of Utility Shut-off Protection Letters at an Urban Safety-Net Hospital, 2009-2018  
                                
                                
                                Paula  Giraldo BA,Heather E. Hsu MD, MPH,Erin M. Ashe MPH,Pablo A. Buitron de la Vega MD, MSc,Stephanie  Losi PMP,Michael  Silverstein MD, MPH,Karen E. Lasser MD, MPH