one-stage activated partial thromboplastin time (aPPT)?velvet最后编辑于 2022-10-09 · IP 广东广东1228 浏览这个帖子发布于 20 年零 262 天前,其中的信息可能已发生改变或有所发展。FⅧ activity was measured at all participating centers by a one-stage activated partial thromboplastin time (aPPT)-based assay using substrate plasma deficient in FⅧ.here, what is aPPT?and how to translate substrate plasma?