1988
January January; 19 (1): 1 - 126	February February; 19 (2): 163 - 275	March March; 19 (3): 289 - 409
April April; 19 (4): 423 - 534	May May; 19 (5): 547 - 654	June June; 19 (6): 667 - 786
July July; 19 (7): 801 - 923	August August; 19 (8): 937 - 1056	September September; 19 (9): 1071 - 1182
October October; 19 (10): 1195 - 1308	November November; 19 (11): 1323 - 1448	December December; 19 (12): 1463 - 1573