Collective efficacy and weapon carrying in Boston neighborhoods: A multilevel study

Beth E. Molnar, ScD1, Roman Pabayo, PhD2, Erin C. Dunn, MPH, ScD2, Matthew Miller, MD, ScD1, David Hemenway, PhD3 and Deborah Azrael, PhD3
(1)Northeastern University, Boston, MA, (2)Harvard School of Public Health, Boston, MA, (3)Harvard T.H. Chan School of Public Health, Boston, MA