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Variation in the rate of infant mortality in the United States birth registration area

APA Citation

Pearl, R. (1920). Variation in the rate of infant mortality in the United States birth registration area. [Baltimore?.

MLA Citation

Pearl, Raymond, 1879- [from old catalog]. Variation In the Rate of Infant Mortality In the United States Birth Registration Area. [Baltimore?, 1920.

Warning: These citations may not always be complete (especially for serials).