Whitworth, J., Kirkevang, L-L. & Bjørndal, L. (2018). Introduction to endodontology. In L. Bjørndal, L-L. Kirkevang & J. Whitworth (Eds.), Textbook of Endodontology, 3rd Edition (3. ed., pp. 1-7). Wiley-Blackwell.
Wenzel, A. (2003). Dental caries. In S. White & M. Pharoah (Eds.), Oral radiology; principles and interpretation (5th edition ed., pp. 297-313). Mosby.
Whitworth, J., Kirkevang, L-L. & Bjørndal, L. (2018). Introduction to endodontology. In L. Bjørndal, L-L. Kirkevang & J. Whitworth (Eds.), Textbook of Endodontology, 3rd Edition (3. ed., pp. 1-7). Wiley-Blackwell.
Wenzel, A. (2003). Dental caries. In S. White & M. Pharoah (Eds.), Oral radiology; principles and interpretation (5th edition ed., pp. 297-313). Mosby.