Life-Course Relationship between Socioeconomic Circumstances and Timing of First Birth in a Birth Cohort.
This study examines the influence of socioeconomic circumstances in Oven Lampholder Glass Cover childhood (childhood SES) and adulthood (adult SES) on timing of first birth by age 37.A longitudinal study of a 1972-1973 New Zealand birth cohort collected information on socioeconomic characteristics from age 3-32 and reproductive histories at 21, 26,