Fig. 2. Mean beta-endorphin in the three groups before the start of the experiment, at pain = 7, for every 5 minutes after pain = 7, and 5 minutes after removal of the tourniquet. Error bars indicate ±1 SEM.
Fig. 2. Mean beta-endorphin in the three groups before the start of the experiment, at pain = 7, for every 5 minutes after pain = 7, and 5 minutes after removal of the tourniquet. Error bars indicate ±1 SEM.