Infant mortality: results of a field study in New Bedford, Mass : based on births in one year . -?^^?^^?^^iE;j|||^ it ;!. U. S. DEPARTMENT OF LABORCHILDRENS BUREAU JUUA C. LATHROP, Chief INFANT MORTALITY RESULTS OF A FIELD STUDY IN NEW BEDFORD, ON BIRTHS IN ONE YEAR By JESSAMINE S. WHITNEY ^ INFANT MORTALITY SERIES No. 10 oBureau Publication No. 68
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Keywords: ., bookcentury1900, bookdecade1920, bookpublishe, booksubjectinfants