Table 1.

Percentage and morphology variations of mesiobuccal root canal system

Canal type	I	II	IV	V	VI	VII	IX	XV	XVI	XIX	Total
N (%)	31 (38.75)	13 (16.25)	11(13.75)	7(8.75)	6(7.5)	1(1.25)	4(5)	3(3.75)	2(2.5)	2(2.5)	80(100)