TY - JOUR AU - Wang, JYJ; Zhou, DHD; Li, J TI - Leisure activity and risk of cognitive impairment: The Chongqing aging study JO - Neurology VL - 66 PY - 2006 DO - 10.1212/01.wnl.0000192165.99963.2a L3 - PubMed-ID: 16291928 SP - 911 EP - 913 ER -