====== T1/T2 Ratio ======

Possibly and indirect measure of [[:brain:myelin]]
===== Calculating =====
See https://www.nitrc.org/projects/mrtool/ for use with [[:tools:spm]]. On rhea for [[:grants:habit]] in 
<code>
/Volumes/Hera/Projects/Habit/mr/myelin_mapping/T1_T2_ratio_job.m
</code>