Advance data from Vital & health statistics of the National Center for Health Statistics / U.S. Dept. of Health, Education, and Welfare, Public Health Service, Health Resources Administration.

no.1-50 (Oct 18, 1976-July 23, 1979); no.51-100 (Aug 30, 1979-Sept 28, 1984); no.101-136 (Sept 28, 1984-May 8, 1987); 1984-1988; no.137-163 (July 1987-Dec 1988); no.164-207 1989-1991; Dec 1992 no.221; no.208-239 (1992-93); Feb 1993; Mar 1993 no.232; 1993 no.235; 1993 Nov no.236; Feb 1994; no.240-258 1994; no.241 1994 Feb; Jan 1994 no.242; no.240-270 (1994-95); no.270 1995:Dec.7; no.273 1996:Apr.10; no.275 1996:May 17; no.271-296 (1996-97); Jul 1997 no.289; no.297-309 (1998-99); no.297-318 1998-2000; no.310-324 (2000-01); no.325-338 (2002-03); no.339-351 (2004); no.352-366 (2005); no.367-381 (2006); no.382-393 (2007); no.394-395 (Jan 22-May 20, 2008); v.164-173; v.174-183; v.184-190,192-193 incomplete; v.194-203; v.204-213; v.214-222; Nov 1992 no.219; Mar 1997no.282; 26