1. Australian Bureau of Statistics. Household and Family Projections, Australia, 2001 to 2026, 2004, Cat. 3236.0. Canberra, ACT: Australian Bureau of Statistics
2. Social alarms to telecare
3. Emergency response systems assists in discharge planning;Koch;Dimensions Health Service,1984
4. Impact of a personal emergency response system on hospital utilization by community-residing elders;Rousch;Southern Medical Journal,1995