00451nas a2200193 4500000000100000000000100001008004100002100001400043700001600057700001400073700001400087700001400101700001100115700001600126245008400142300001000226490000700236022001400243 2015 d1 aD. Melzer1 aB. Tavakoly1 aR. Winder1 aJ. Masoli1 aW. Henley1 aA. Ble1 aS. Richards00aMuch more medicine for the oldest old: trends in UK electronic clinical records a46-530 v44 a0002-0729