Olney, Richard S. "Newborn screening for sickle cell disease: public health impact and evaluation." Genetics and Public Health in the 21st Century: Using Genetic Information to Improve Health and Prevent Disease. : Oxford University Press, 2000-09-21. Oxford Scholarship Online. 2009-09-01. Date Accessed 24 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195128307.001.0001/acprof-9780195128307-chapter-22>.
Olney, R.(2000-09-21). Newborn screening for sickle cell disease: public health impact and evaluation. In Genetics and Public Health in the 21st Century: Using Genetic Information to Improve Health and Prevent Disease. : Oxford University Press. Retrieved 24 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195128307.001.0001/acprof-9780195128307-chapter-22.
Olney, Richard S. "Newborn screening for sickle cell disease: public health impact and evaluation." In Genetics and Public Health in the 21st Century: Using Genetic Information to Improve Health and Prevent Disease. : Oxford University Press, 2000-09-21. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195128307.001.0001/acprof-9780195128307-chapter-22.
Olney RS. Newborn screening for sickle cell disease: public health impact and evaluation. In: Khoury MJ, Burke W, Thomson E. Genetics and Public Health in the 21st Century: Using Genetic Information to Improve Health and Prevent Disease. Oxford University Press; 2000. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195128307.001.0001/acprof-9780195128307-chapter-22. Accessed May 24, 2013.