Letters 2

http://www.100md.com 《加拿大医疗协会学报》

     Corrections

    The DOI attached to a recent letter1 should have been DOI:10.1503/cmaj.1050093.

    REFERENCE

    Lexchin J. A hypertensive snow bird . CMAJ 2005;173(11):1357.

    http://www.100md.com/html/DirDu/2006/07/22/11/97/12.htm