In this phase II , single-blinded , placebo-controlled study , @ patients ( @ @ years old , @ % women , @ % Caucasians ) with MNG ( median size @ mL ; range @-@ @ mL ) were randomized to receive placebo ( n = @ ) , @ mg MRrhTSH ( n = @ ) , or @ mg MRrhTSH ( n = @ ) @ hours before a calculated ( @ ) I activity .