1979
January January; 91 (1): 1 - 176	February February; 91 (2): 177 - 369	March March; 91 (3): 371 - 646
April April; 91 (4): 627 - 845	May May; 92 (1): 1 - 362	June June; 92 (2): 363 - 684
July July; 92 (3): 685 - 1021	August August; 92 (4): 1023 - 1363	September September; 93 (1): 1 - 285
October October; 93 (2): 285 - 523	November November; 93 (3): 525 - 795	December December; 93 (4): 797 - 1055