1983
January January ; 30 (1) : 1 - 110	March March ; 30 (2) : 111 - 228	May May ; 30 (3) : 229 - 320 May; 30 (Supplement) : S1 - S87
July July ; 30 (4) : 321 - 454	September September ; 30 (5) : 455 - 568	November November ; 30 (6) : 569 - 708