1992
January January; 130 (1): 3 - 559	February February; 130 (2): 565 - 1079	March March; 130 (3): 1085 - 1758
April April; 130 (4): 1761 - 2428	May May; 130 (5): 2433 - 3103	June June; 130 (6): 3107 - 3717
July July; 131 (1): 1 - 538	August August; 131 (2): 543 - 999	September September; 131 (3): 1005 - 1576
October October; 131 (4): 1581 - 2035	November November; 131 (5): 2037 - 2490	December December; 131 (6): 2503 - 3128