The reference for the IT99 model is:
* Ishima, R. and Torchia, D. (1999). Estimating the time scale of chemical exchange of proteins from measurements of transverse relaxation rates in solution. ''J. Biomol. NMR'', '''14'''(4), 369-372. ([http{{#lst://dx.doi.org/10.1023/A:1008324025406 10.1023/A:1008324025406]).Citations|IshimaTorchia99}}
== Links ==