Multsurr method
Multsurr method Implementing Weller E, Milton D, Eisen E, Spiegelman D. Regression calibration for logistic regression with multiple surrogates for one exposure. Journal of Statistical Planning and Inference 2007; 137:449-461. An S plus version is also available.
1) SAS macro:
2) Splus functions:
The development of the software provided here has been supported by the following grants: NIH ES009411.