Fig. 2

Cropped coronal cuts for a the mesiobuccal root of the right first maxillary molar, b distobuccal and palatal roots (image b) of the right first maxillary molar, c the mesiobuccal root of the right second maxillary molar, d distobuccal and palatal roots of the right second maxillary molar, e the buccal root of the right third maxillary molar, and f the palatal root of the right third maxillary molar