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Archive of 1999 Online Issues:

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February 1999; 56 (1): 1 - 127
 April 1999; 56 (2): 129 - 250
June 1999; 56 (3): 251 - 404
 August 1999; 56 (4): 405 - 570
October 1999; 56 (5): 571 - 794
 December 1999; 56 (6): 795 - 1074