RT Article T1 Public mass shootings: Counterfactual trend analysis of the federal assault weapons ban JF JMIR public health and surveillance VO 10 A1 Lundberg, Alex L. A1 Post, Lori A. A1 Parra-Cardona, Ruben A1 Victorson, David A1 Salina, Doreen A1 Mason, Maryann A1 Mohammad, Hassan A1 Fox, James A. A2 Post, Lori A. A2 Parra-Cardona, Ruben A2 Victorson, David A2 Salina, Doreen A2 Mason, Maryann A2 Mohammad, Hassan A2 Fox, James A. LA English YR 2024 UL https://krimdok.uni-tuebingen.de/Record/191267033X DO 10.2196/62952