1998
January January 23; 82 (1): 1 - 137	February February 9; 82 (2): 139 - 293 February 23; 82 (3): 295 - 406	March March 9; 82 (4): 407 - 522 March 23; 82 (5): 523 - 628
April April 6; 82 (6): 629 - 737 April 20; 82 (7): 739 - 835	May May 4; 82 (8): 837 - 928 May 19; 82 (9): 929 - 1022	June June 1; 82 (10): 1023 - 1110 June 15; 82 (11): 1111 - 1233 June 29; 82 (12): 1235 - 1355
July July 13; 83 (1): 1 - 115 July 27; 83 (2): 117 - 232	August August 10; 83 (3): 233 - 343 August 24; 83 (4): 345 - 469	September September 7; 83 (5): 471 - 577 September 21; 83 (6): 579 - 681
October October 5; 83 (7): 683 - 773 October 19; 83 (8): 775 - 875	November November 2; 83 (9): 877 - 968 November 16; 83 (10): 969 - 1068 November 30; 83 (11): 1069 - 1177	December December 14; 83 (12): 1182 - 1289