RT Article T1 Access to a loaded gun without adult permission and school-based bullying JF Journal of adolescent health VO 61 IS 3 SP 329 OP 334 A1 Simckes, Maayan S. A2 Rowhani-Rahbar, Ali A2 Oudekerk, Barbara A. A2 Rivara, Frederick P. A2 Moreno, Megan A. A2 Simonetti, Joseph A. LA English YR 2017 UL https://krimdok.uni-tuebingen.de/Record/1912448173 DO 10.1016/j.jadohealth.2017.03.022