The Journal of Contemporary Dental Practice · 2008 · 76 citations · 8 references
This study showed a high incidence of two-rooted and two-canal maxillary first premolars in Saudis. Clinicians should be aware of the different variations in root morphology and canal configuration when performing an endodontic treatment.
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Root canal morphology of maxillary premolars
Nevin Kartal, Bahar Özçelik, Hale Cimilli · Journal of Endodontics · 1998 · 166 citations
Root form and canal anatomy of maxillary first premolars.
Jesus Djalma Pécora, Paulo César Saquy, Manoel Damião Sousa‐Neto et al. · PubMed · 1992 · 119 citations