Trends in the prevalence of birth defects in Illinois and Chicago, 1989 to 1997
By: [D.R. Leonard ... et al. editors]
Contributors: Illinois. Division of Epidemiologic Studies
Series: Epidemiologic report series -- 99:4
Publisher: Illinois Dept. of Public Health, Division of Epidemiologic Studies
Published: 1999
Place of publication: Springfield, IL
Language: eng
Number of pages: 36
Subjects: Statistics; Human Abnormalities
Notes: "June 1999."

Includes bibliographical references (p. 4).