1. Littaua, R, Ramstrom, K, & Jocson, M. (2006). Local MCAH jurisdiction survey on prenatal substance use screening data: Maternal, child and adolescent health/office of family planning branch, California Department of health services.
2. WSDOH. (2008). Washington state Department of health. Substance abuse during pregnancy: Guidelines for screening. Revised edition 2008.
3. ACOG. (2008). ACOG committee opinion No. 422: At-risk drinking and illicit drug use: Ethical issues in obstetric and gynecologic practice. Obstetrics and Gynecology, 112(6), 1449–1460.
4. Morse, B., Gehshan, S., & Hutchins, E. (1997). Screening for substance abuse during pregnancy: Improving care, improving health. Arlington, VA: National Center for Education in Maternal and Child Health.
5. ACOG. (2004). ACOG committee opinion. Number 294, May 2004. At-risk drinking and illicit drug use: Ethical issues in obstetric and gynecologic practice. Obstetrics and Gynecology, 5(Pt 1), 1021–1031.