We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe ZZ/ZW sex-determining mechanism originated twice and independently during evolution of the frog, Rana rugosa.AuthorsOgata, M.; Hasegawa, Y.; Ohtani, H.PublicationHeredity, 2008, Vol 100, Issue 1, p92ISSN0018-067xPublication typearticleDOI10.1038/sj.hdy.6801068