Proceedings of the National Academy of Sciences of the United States of America.

v.82 1985 Jan-Feb; v.82 1985 Feb-Mar; v.82 1985 Apr-May; v.82 1985 May-Jun; v.82 1985 Jul-Aug; v.82 1985 Aug-Sep; v.82 1985 Oct-Nov; v.82 1985 Nov-Dec; v.83 1986 Jan-Feb; v.83 1986 Mar; v.83 1986 Apr; v.83 1986 May; v.83 1986 Jun; v.83 1986 Jul; v.83 1986 Aug; v.83 1986 Sep; v.83 1986 Oct; v.83 1986 Nov; v.83 1986 Dec; v.83 no.13; v.84 1987 Jan; v.84 1987 Feb; v.84 1987 Mar; v.84 1987 Apr; v.84 1987 May; v.84 1987 Jun; v.84 1987 Jul; v.84 1987 Aug; v.84 1987 Sep; v.84 1987 Oct; v.84 1987 Nov; v.84 1987 Dec; v.85 1988 Jan-Feb; v.85 1988 Mar-Apr; v.85 1988 Apr-May; v.85 1988 Jun-Jul; v.85 1988 Jul-Aug; v.85 1988 Sep-Oct; v.85 1988 Oct-Nov; v.85 1988 Dec; v.86 1989 Jan; v.86 1989 Feb-Mar; v.86 1989 Apr-May; v.86 1989 Jun; v.86 1989 Jul; v.86 1989 Aug; v.86 1989 Sep; v.86 1989 Oct; v.86 1989 Nov; v.86 1989 Dec; v.87 1990 Jan; v.87 1990 Feb; v.87 1990 Mar; v.87 1990 Apr; v.87 1990 May; v.87 1990 Jun; v.87 1990 Jul; v.87 1990 Aug; v.87 1990 Sep; v.87 1990 Oct; v.87 1990 Nov; v.87 1990 Dec; v.88 1991 Jan; v.88 1991 Feb; v.88 1991 Mar; v.88 1991 Apr; v.88 1991 May; v.88 1991 Jun; v.88 1991 Jul; v.88 1991 Aug; v.88 1991 Sep; v.88 1991 Oct; v.88 1991 Nov; v.88 1991 Dec; v.89 1992 Jan; v.89 1992 Feb; v.89 1992 Mar; v.89 1992 Apr; v.89 1992 May; v.89 1992 Jun; v.89 1992 Jul; v.89 1992 Aug; v.89 1992 Sep; v.89 1992 Oct; v.89 1992 Nov; v.89 1992 Dec; v.90 1993 Jan; v.97 2000 pp.1-954; v.98 2001 pp.1-1318; v.99 2002 pp.1-1098; v.99 2002 pp.4135-5750; v.99 2002 pp.11993-13358; v.100 2003 pp.11927-13116; v.100 2003 pp.13117-14600; v.100 pp.14601-16144 2003; v.101 2004 905-1792; Suppl.; index