1993
January January; 53 (1): 1 - 199 January; 53 (2): 209 - 444	February February; 53 (3): 447 - 709 February; 53 (4): 711 - 934	March March; 53 (5): 937 - 1211 March; 53 (6): 1213 - 1472
April April; 53 (7): 1475 - 1717 April; 53 (8): 1719 - 1964	May May; 53 (9): 1967 - 2197 May; 53 (10): 2199 - 2427 Supplement: 2431s - 2456s	June June; 53 (11): 2457 - 2695 June; 53 (12): 2697 - 2934
July July; 53 (13): 2937 - 3213 July; 53 (14): 3217 - 3446	August August; 53 (15): 3449 - 3652 August; 53 (16): 3655 - 3846	September September; 53 (17): 3849 - 4126 September; 53 (18): 4129 - 4440
October October; 53 (19): 4443 - 4738 Supplement: 1s - 26s October; 53 (20): 4741 - 5063	November November; 53 (21): 5067 - 5336 November; 53 (22): 5339 - 5578	December December; 53 (23): 5581 - 5839 December; 53 (24): 5841 - 6088