Notes
* Previous correspondence: Auriacombe et al. [Original article: Current Medical Research and Opinion 2002;18(3):129–38]1; McRae and Schwam [Comments on original article: CMRO 2002;18(6):i–iii]2; Auriacombe et al. [Response to comments on original article: CMRO 2002;18(6):iv–vi]3.