1. Statistical treatment of causes of death: cooperative work relative to treatment of jointly returned causes and the revision of the international classification : plan proposed by the Committee on Demography of the American Public Health Association Author(s): United States. Bureau of the Census, author. Publication: [Washington, D.C.?] : [publisher not identified], [1904?] Subject(s): Death CertificatesCause of DeathComorbidityClassificationUnited States