Robert Morse Woodbury - Böcker

Maternal Mortality

The Risk of Death in Childbirth and From all Diseases Caused by Pregnancy and Confinement

Maternal Mortality

The Risk of Death in Childbirth and From all Diseases Caused by Pregnancy and Confinement

Industrial Instability of Child Workers. A Study of Employment-certificate Records in Connecticut

Infant Mortality; Results of a Field Study in Akron, Ohio

Based on Births in one Year

Causal Factors in Infant Mortality; a Statistical Study Based on Investigations in Eight Cities

Causal Factors in Infant Mortality; a Statistical Study Based on Investigations in Eight Cities