1999
January January; 15 (1): 1 - 33	February February; 15 (2): 1 - 30	March March; 15 (3): 1 - 39
April April; 15 (4): 1 - 37	May May; 15 (5): 1 - 34	June June; 15 (6): 1 - 33
July July; 15 (7): 1 - 30	August August; 15 (8): 1 - 26	September September; 15 (9): 1 - 37
October October; 15 (10): 1 - 44	November November; 15 (11): 1 - 45	December December; 15 (12): 1 - 42