TY - JOUR T1 - Contagion in mass killings and school shootings AU - Towers, Sherry AU - Gomez-Lievano, Andres AU - Khan, Maryam AU - Mubayi, Anuj AU - Castillo-Chavez, Carlos PY - 2015 DO - 10.1371/journal.pone.0117259 JO - PLOS One VL - 10 IS - 7 SN - 1932-6203 ER -