The non-respondents: problems using birth certificates.
Bullough
B
B
D001741:Black or African American; D001719:Birth Certificates; D002140:California; D005260:Female; D006630:Hispanic or Latino; D006801:Humans; D010298:Parity; D011314:Preventive Health Services / Q000706:statistics & numerical data; D012107:Research Design; D012959:Socioeconomic Factors; D044465:White People