1989
January January; 3 (1): 3 - 223	February February; 3 (2): 225 - 432	March March; 3 (3): 433 - 604
April April; 3 (4): 605 - 753	May May; 3 (5): 755 - 884	June June; 3 (6): 887 - 1034
July July; 3 (7): 1037 - 1170	August August; 3 (8): 1173 - 1335	September September; 3 (9): 1337 - 1505
October October; 3 (10): 1511 - 1680	November November; 3 (11): 1681 - 1906	December December; 3 (12): 1907 - 2135