How were nitroglycerine's therapeutic benefits discovered?

a) the fact that dynamite factory workers with heart conditions had less angina on days that they worked
b) by reading the literature
c) through careful drug testing
d) the fact that dynamite factory workers with heart conditions had more angina on days that they worked
e) by prayer


Ans: a) the fact that dynamite factory workers with heart conditions had less angina on days that they worked

Biology & Microbiology

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