Morphometrical analysis of cleaning capacity using nickel-titanium rotary instrumentation associated with irrigating solutions in mesio-distal flattened root canals - Marchesan, M A; Arruda, M P; Silva-Sousa, Y T; Saquy, P C; Pecora, J D; Sousa-Neto, M D (J Appl Oral Sci, 2003)