Bibliografía (10 obras)
Trends in low birth weight ratios, United States and each State, 1950-68
1973
Trends in "prematurity", United States: 1950-67
1972
Vital signs present at birth
A study of infant mortality from linked records: comparison of neonatal mortality from two cohort studies, United States, January-March 1950 and 1960
The Statistics Section of the American Public Health Association, 1908-1972
A study of infant mortality from linked records: method of study and registration aspects, United States, 1960 live birth cohort
1970
A study of infant mortality from linked records; method of study and registration aspects
International comparison of perinatal and infant mortality
1967
Some current problems of population estimation and their effect on mortality rates
1963
The relationship of certain biologic and socio-economic factors to fetal, infant, and early childhood mortality
1961