3 ms·
>You only compare them to placebo I am not an expert, but look at the following study which compares two drugs. http://clinicaltrials.gov/ct2/show/NCT00364806
by anoncow 14y ago
>You only compare them to placebo
I am not an expert, but look at the following study which compares two drugs.
http://clinicaltrials.gov/ct2/show/NCT00364806 http://clinicaltrials.gov/ct2/show/NCT00364806