RT Article T1 Sex and age modify the relationship between life circumstances and use of a firearm in suicide deaths across 17 U.S. states JF Journal of affective disorders VO 236 SP 105 OP 111 A1 Kalesan, Bindu A2 Galea, Sandro 1971- A2 Zuo, Yi A2 Sampson, Laura Ann LA English YR 2018 UL https://krimdok.uni-tuebingen.de/Record/1912700344 DO 10.1016/j.jad.2018.04.094