Jacobsen E L, Nii C
Department of Endodontics, College of Dentistry, University of Illinois at Chicago.
Endod Dent Traumatol. 1994 Feb;10(1):19-22. doi: 10.1111/j.1600-9657.1994.tb00593.x.
Three clinical cases are presented in which the palatal root(s) of human maxillary molars exhibited root canal morphology characterized by multiple canals/roots.