1988
January January; 122 (1): 3 - 378	February February; 122 (2): 385 - 764	March March; 122 (3): 767 - 1187
April April; 122 (4): 1195 - 1702	May May; 122 (5): 1707 - 2349	June June; 122 (6): 2355 - 3010
July July; 123 (1): 1 - 663	August August; 123 (2): 677 - 1210	September September; 123 (3): 1225 - 1695
October October; 123 (4): 1705 - 2154	November November; 123 (5): 2161 - 2602	December December; 123 (6): 2605 - 2954