Sooryanarayana Rajini, Choo Wan Yuen, Hairi Noran N, Chinna Karuthan, Bulgiba Awang
Julius Centre University of Malaya, Department of Social and Preventive Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia.
J Am Geriatr Soc. 2015 Jan;63(1):180-2. doi: 10.1111/jgs.13217.