Appendix A.

Search Strategy.

Social relations	AND	Intervention	AND	Aging	AND	Nursing home
Social support Interpersonal relation Interpersonal relations Psychology, social Social identity Social identities Sense of belonging Social isolation Loneliness Unwanted alone Social network Social networks Social interaction Social interactions		Intervention Community intervention Community-based intervention Community based intervention Group-based intervention Group based intervention Implementation Social planning Psychosocial intervention Reminiscence therapy Peer support intervention Guideline Guidelines Intervention study Intervention studies Evaluation study Evaluation studies Multicomponent intervention Multicomponent interventions Social activity Social activities		Ageing Aged Older adults Elder Elderly Older people Old age		“Home for the aged” “Homes for the aged” “Old age home” “Old age homes” “Nursing home” “Nursing homes” “Assisted living facility” “Assisted living facilities” “Retirement home” “Retirement homes” “Old people’s home” “Old people’s homes” “Daily care” “24-hour care” “Care home” “Care homes”