Non-face-to-face physical activity interventions in older adults: a systematic review
Sports Centre, University of Malaya, 50603 Kuala Lumpur, Malaysia
International Journal of Behavioral Nutrition and Physical Activity 2014, 11:35 doi:10.1186/1479-5868-11-35Published: 10 March 2014
Additional file 1:
Risk of bias assessment (+: low risk of bias; -: high risk of bias; ?: unclear risk of bias; *: no RCT).
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