[Sequential grouped sampling plans for clinical trials (author's transl)].
D001317:Austria; D003657:Decision Making; D004992:Ethics, Medical; D005260:Female; D006126:Group Processes; D006127:Group Structure; D006805:Human Experimentation; D006801:Humans; D008297:Male; D008722:Methods; D013997:Time Factors
Sequentielle Mehrstufenpläne für die klinische Forschung.