Trends in low birth weight ratios, United States and each State, 1950-68Helen C. Chase · First published 1973Open the Tome
A study of infant mortality from linked records: method of study and registration aspects, United States, 1960 live birth cohortHelen C. Chase · First published 1970 · Latest edition 1972Open the Tome
The Statistics Section of the American Public Health Association, 1908-1972Helen C. Chase, American Public Health Association. Statistics Section · First published 1972Open the Tome
A study of infant mortality from linked records; method of study and registration aspectsHelen C. Chase · First published 1970Open the Tome
International comparison of perinatal and infant mortalityHelen C. Chase · First published 1967Open the Tome
Some current problems of population estimation and their effect on mortality ratesHelen C. Chase · First published 1963Open the Tome
The relationship of certain biologic and socio-economic factors to fetal, infant, and early childhood mortalityHelen C. Chase, New York (State). Department of Health · First published 1961Open the Tome
