RT Article T1 Poisoning deaths among late-middle aged and older adults: Comparison between suicides and deaths of undetermined intent JF International psychogeriatrics A1 Choi, Namkee G. A2 Choi, Bryan Y. A2 Marti, C.N. A2 DiNitto, Diana M. LA English YR 2019 UL https://krimdok.uni-tuebingen.de/Record/1912651467 DO 10.1017/S1041610218001540