一、How to estimate cost-effectiveness acceptability curves, confidence ellipses and incremental net benefits alongside randomised controlled trials
二、Non-parametric methods for cost-effectiveness analysis the central limit theorem and the bootstrap compared

使用方法均很简单：
1. Insert data into the yellow cells (inserting or deleting rows as necessary) - data sheet
2. Check that the ranges in the orange cells match the data - data sheet and table 1
3. Select ellipses by changing the confidence levels in the blue cells - table 3