RT Article T1 The estimated rate of depressed mood in US adults: Recent evidence for a peak in later life JF Journal of affective disorders VO 60 IS 3 SP 147 OP 218 A1 Wu, Li-Tzy A2 Anthony, James C. LA English YR 2000 UL https://krimdok.uni-tuebingen.de/Record/1912540169 DO 10.1016/S0165-0327(99)00176-7