RT Article T1 Neighborhood effects on posthospitalization mortality: A population-based cohort study of the elderly in Chicago JF Health services research VO 40 IS 4 SP 1108 OP 1127 A1 Wen, Ming A1 Christakis, Nicholas A. 1962- A2 Christakis, Nicholas A. 1962- LA English YR 2005 UL https://krimdok.uni-tuebingen.de/Record/1912634147 DO 10.1111/j.1475-6773.2005.00398.x