TsangHWH, CheungL, LakDCC. Qigong as a psychosocial intervention for depressed elderly with chronic physical illnesses. Int J Geriatr Psych, 2002; 17:1146–1154.
2.
TsangHW, MokCK, Au YeungYT, et al.The effect of Qigong on general and psychosocial health of elderly with chronic physical illnesses: A randomized clinical trial. Int J Geriatr Psychiatry, 2003; 18:441–449.
3.
TsangHWH, FungKMT, ChanASM, et al.Effect of a qigong exercise programme on elderly with depression. Int J Geriatr Psych, 2006; 21:890–897.
4.
TsangHWH, TsangWWN, JonesAYM, et al.Psycho-physical and neurophysiological effects of qigong on depressed elders with chronic illness. Aging Ment Health, 2013; 17:336–348.
5.
SpitzerRL, KroenkeK, WilliamsJBW, et al.Validation and utility of a self-report version of PRIME-MD—The PHQ primary care study. J Am Med Assoc, 1999; 282:1737–1744.
6.
AntonyMM, BielingPJ, CoxBJ, et al.Psychometric properties of the 42-item and 21-item versions of the Depression Anxiety Stress Scales in clinical groups and a community sample. Psychol Assessment, 1998; 10:176–181.
7.
International Wellbeing Group. Personal Wellbeing Index-Adult (Cantonese) 2006. Online document at: http://www.acqol.com.au/uploads/pwi-a/pwi-a-chinese-cantonese.pdf, accessed December1, 2018.
8.
MackintoshS. Functional independence measure. Aust J Physiother, 2009; 55:65.
9.
Shumway-CookA, BrauerS, WoollacottM. Predicting the probability for falls in community-dwelling older adults using the Timed Up & Go Test. Phys Ther, 2000; 80:896–903.