21
Published 2000
Minnesota Dept. of Health

22
Published 2000
Minnesota Dept. of Health

23
Published 1999
Minnesota Dept. of Health

24
Published 2001
Minnesota Dept. of Health

25
Published 2000
Minnesota Dept. of Health

26
Published 2001
Minnesota Dept. of Health

27
Published 1994
Minnesota Dept. of Health

28
Published 2001
Minnesota Department of Health

29
Published 2001
Minnesota Department of Health

30
Published 1999
Minnesota Department of Health

31
Published 1999
Minnesota Dept. of Health

32
Published 2000
Minnesota Dept. of Health

33
Published 2001
Minnesota Dept. of Health

34
Published 1999
Minnesota Dept. of Health