However , gadobutrol led to significantly higher T@-relaxation times of LVC than Gd-DTPA from @ to @ min ( @ @ ms vs. @ @ ms p < @ ) onwards , resulting in a significantly greater T@ of IM to LVC at @-@ min ( -@ @ ms vs. @ @ ms , p < @ ) and @-@ min ( -@ @ ms vs. -@ @ ms , p < @ ) .