Authors: I D Cameron; J Venman; S E Kurrle; K Lockwood; C Birks; R G Cumming; S Quine; G Bashford Journal: Age Ageing Date: 2001-11 Impact factor: 10.668
Authors: Yvonne F Birks; Ruth Hildreth; Peter Campbell; Christine Sharpe; David J Torgerson; Ian Watt Journal: Age Ageing Date: 2003-07 Impact factor: 10.668