Update to Epogen information in article on future drug expenditures.
Evens
P E
PE
D016527:Drug Costs / Q000639:trends*; D004921:Erythropoietin / Q000191:economics*; D006801:Humans; D007676:Kidney Failure, Chronic / Q000191:economics; D006435:Renal Dialysis / Q000191:economics
D004921:Erythropoietin