Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleRelative efficiency of ambiguous vs. directly measured haplotype frequencies.AuthorsSchaid, Daniel J.PublicationGenetic Epidemiology, 2002, Vol 23, Issue 4, p426ISSN0741-0395Publication typeArticleDOI10.1002/gepi.10184