The electrocardiograms ( including QT - intervals ) showed no changes up to and including group lll ( for individual and mean values of QT - intervals see appendix of the report ) .
The electrocardiograms ( including QT - intervals ) showed no changes up to and including group lll ( for individual and mean values of QT - intervals see appendix of the report ) .
O O O O O O O O O O O O O O O B-GROUP I-GROUP O O O O O O O O O O O O O O O O O