The NWNL state health rankings
Subtitle: results, methodology and discussion.
Contributors: Northwestern National Life Insurance Company (U.S.).; T.E. Eckstein & Associates.
Edition: 1990 ed.
Publisher: Northwestern National Life Insurance Company
Published: 1990
Place of publication: [Minneapolis, MN]
Language: eng
Number of pages: 97
Subjects: Public health -- United States -- States -- Statistics; United States -- Statistics, Medical
Notes: Title from cover.

" ... conducted for and in cooperation with ... Northwestern National Life Insurance Company by T.E. Eckstein & Associates, Inc." -- p.i.

Bibliography: p. 95-96.