Title: A study of infant mortality from linked records: comparison of neonatal mortality from two cohort studies, United States, January-March 1950 and 1960
First published: 1972
Subjects: Infants, Mortality, Statistics, Vital, Vital Statistics
Places: United States
LC classification: HB1335 .A18 no. 13, HB1323.I4 .A18 no. 13