Age and sex patterns of mortality : model life-tables for under-developed countries.

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Bibliographic Details
Uniform Title:Population studies (New York, N.Y.) ; no. 22.
Corporate Author: United Nations. Department of Social Affairs. Population Branch
Published: New York : United Nations, Department of Social Affairs, Population Branch, 1955.
Series:Population studies (New York, N.Y.) ; no. 22.
Physical Description:38 pages : graphs ; 28 cm.
Format: Book