United States. Children's Bureau
, Haley, Theresa S. (Theresa Sylvia), 1881-
and Woodbury, Robert Morse, 1889-. Infant Mortality : Results of a Field Study in Akron, Ohio Based on Births in One Year, Infant Mortality Series No. 11, Bureau Publication No. 72.
Washington, D.C:
Government Printing Office,
1920, https://fraser.stlouisfed.org/title/8360,
accessed on December 27, 2025.