Ross, M. (2017 September 7, Updated). Preterm Labor. Medscape Obstetrics & Gynecology. Available online at https://emedicine.medscape.com/article/260998-overview. Accessed on 2/11/18.

(2016 November). Preterm (Premature) Labor and Birth. American College of Obstetricians and Gynecologists. Available online at https://www.acog.org/Patients/FAQs/Preterm-Premature-Labor-and-Birth. Accessed on 2/11/18.

Ruma, M. et. al. (2017 December). Current perspectives on the use of fetal fibronectin testing in preterm labor diagnosis and management. Am J Manag Care. 2017 Dec;23(19 Suppl):S356-S362. Available online at https://www.ncbi.nlm.nih.gov/pubmed/29297658. Accessed on 2/11/18.

(© 1998-2018). Fetal fibronectin test. Mayo Clinic. Available online at https://www.mayoclinic.org/tests-procedures/fetal-fibronectin/about/pac-20384676. Accessed on 2/11/18.

Burd, I. (2016 May 16, Updated). Preterm labor. MedlinePlus Medical Encyclopedia. Available online at https://medlineplus.gov/ency/patientinstructions/000486.htm. Accessed on 2/11/18.

Blackwell, S. et. al. (2017 October 3). Utilization of fetal fibronectin testing and pregnancy outcomes among women with symptoms of preterm labor. Clinicoecon Outcomes Res. 2017 Oct 3;9:585-594. Available online at https://www.ncbi.nlm.nih.gov/pubmed/29042802. Accessed on 2/11/18.

Thomas, Clayton L., Editor (1997). Taber's Cyclopedic Medical Dictionary. F.A. Davis Company, Philadelphia, PA [18th Edition].

Pagana, Kathleen D. & Pagana, Timothy J. (2001). Mosby's Diagnostic and Laboratory Test Reference 5th Edition: Mosby, Inc., Saint Louis, MO.

Palkhivala, A.(2002 October 23). AAFP: Foetal Fibronectin Testing May Reduce Need for Transfer to Tertiary Care Centers. Doctor's Guide Global Edition [On-line information]. Available online at http://www.pslgroup.com/dg/221052.htm.

A Diagnostic Test for Accessing the Risk of Preterm Delivery. fFN Professional Home Page, Adeza [On-line information from company]. PDF available for download at http://www.ffntest.com.

Fetal Fibronectin (fFN): A Test for Preterm Delivery. March of Dimes, Professionals and Researchers, Quick Reference and Fact Sheets [On-line information]. Available online at http://www.marchofdimes.com/professionals/681_1149.asp.

(2000 Spring). Cervical-Vaginal Fetal Fibronectin (fFN) Testing to Predict Preterm Labor & Delivery. University of Washington Dept of Laboratory Medicine Perspectives [Online community newsletter]. PDF available for download at http://depts.washington.edu/labweb/test/pers/perspr00.pdf.

High Risk Pregnancy, Preterm Labor. University of Utah Health Sciences Center [On-line information]. Available online at http://www.uuhsc.utah.edu/healthinfo/pediatric/hrpregnant/ptl.htm.

(2002 April 25, Updated). Fetal Fibronectin for the Prediction of Preterm Labor. Institute for Clinical Systems Improvement, Knowledge Resources Technology Assessment Report [On-line information]. Available online at http://www.icsi.org/knowledge/detail.asp?catID=107&itemID=281.

Goldenberg, R. (2002 November). High-Risk Pregnancy Series: An Expert's View, The Management of Preterm labor [On-line information]. Available online through http://www.acog.org/.

(2002 July). FFN, A Test to Aid in the Assessment of Preterm Delivery Risk. Adeza Biomedical Fetal Fibronectin Enzyme Immunoassay and Rapid fFN for the Tli System [On-line information]. PDF available for download at http://www.ffntest.com.

Mark, P. et. Al. (2000 January). ICSI Medical Brief, Fetal Fibronectin for the Prediction of Preterm Labor. ICSI Technology Assessment Report, TA #47 [On-line report]. Available online at http://www.icsi.org/knowledge/detail.asp?catID=107&itemID=281.

Von Der Pool, B. (1998 May 15). Preterm Labor: Diagnosis and Treatment. AAFP American Family Physician [On-line Journal]. Available online at http://www.aafp.org/afp/980515ap/vonderp.html.

Pagana, Kathleen D. & Pagana, Timothy J. (© 2007). Mosby's Diagnostic and Laboratory Test Reference 8th Edition: Mosby, Inc., Saint Louis, MO. Pp 445-446.

Wyatt, S. and Rhoads, S. (2006 September 19). A Primer on Antenatal Testing for Neonatal Nurses: Part 1. Tests Used to Predict Preterm Labor. Medscape from Adv Neonatal Care. 2006;6(4):175-180 [On-line information]. Available online at http://www.medscape.com/viewarticle/543521. Accessed on 2/28/07.

(© 2007). Fetal Fibronectin (fFN): A Test for Preterm Delivery. March of Dimes [On-line information]. Available online at http://www.marchofdimes.com/professionals/681_1149.asp. Accessed on 2/27/07.

(© 2007). What is Preterm Labor. The American College of Obstetricians and Gynecologists (ACOG) [On-line information]. Available online at http://www.acog.org/publications/patient_education/bp087.cfm. Accessed on 3/4/07.

FullTerm, The Fetal Fibronectin Test. ADEZA [On-line information]. Available online at http://www.ffntest.com/html/HCP_US_FullTerm.htm. Accessed on 3/3/07.

March of Dimes. Fetal Fibronectin (fFN), A Test for Premature Delivery. Available online at http://www.marchofdimes.com/professionals/14332_1149.asp. Accessed November 2009.

March of Dimes. About Prematurity, Complications in the Newborn. Available online at http://www.marchofdimes.com/prematurity/index_about_6306.asp. Accessed November 2009.

American College of Obstetricians and Gynecologists (ACOG). Management of Preterm Labor. ACOG Practice Bulletin, number 43, May 2003 (reaffirmed 2008).

Hologic^TM. Facts About Fetal Fibronectin Testing.

Hologic^TM. Frequently Asked Questions: Preterm Birth and Fetal Fibronectic Testing.

Mayo Clinic. Fetal Fibronectic Test. How you prepare. Available online at http://www.mayoclinic.com/health/fetal-fibronectin/MY00128/DSECTION=how-you-prepare. Accessed November 2009.

Mayo Clinic. Preterm labor: Take prevention seriously. Available online at http://www.mayoclinic.com/health/preterm-labor/PR00118. Accessed November 2009.

Clinical Laboratory News. Fetal Fibronectin October 2008: Volume 34, Number 10. Available online at http://www.aacc.org/publications/cln/2008/october/Pages/series_1008.aspx.

Rigby, F. and de Souza, K. (Updated 2012 November 12). Fetal Fibronectin Tests. Medscape Reference [On-line information]. Available online at http://emedicine.medscape.com/article/2035269-overview. Accessed August 2013.

Artal, R. (Revised 2013 March). Risk Factors for Complications During Pregnancy. Merck Manual for Healthcare Professionals [On-line information]. Available online through http://www.merckmanuals.com. Accessed August 2013.

Grenache, D. (Updated 2012 November). Fetal Lung Maturity - Neonatal Respiratory Distress Syndrome. ARUP Consult [On-line information]. Available online at http://www.arupconsult.com/Topics/FLM.html?client_ID=LTD. Accessed August 2013.

(Reviewed 2012 October). Fetal fibronectin. March of Dimes [On-line information]. Available online at http://www.marchofdimes.com/pregnancy/fetal-fibronectin.aspx. Accessed August 2013.

Mayo Clinic staff (2012 February 23) High-risk pregnancy: Know what to expect. Mayo Clinic Mayo Medical Laboratories [On-line information]. Available online at http://www.mayoclinic.com/health/high-risk-pregnancy/MY01923/METHOD=print. Accessed August 2013.

(Reviewed 2013 June) Preterm labor. March of Dimes [On-line information]. Available online at http://www.marchofdimes.com/pregnancy/preterm-labor-and-birth.aspx. Accessed August 2013.

Pagana, K. D. & Pagana, T. J. (© 2011). Mosby's Diagnostic and Laboratory Test Reference 10th Edition: Mosby, Inc., Saint Louis, MO. Pp 452-453.

Clarke, W., Editor (© 2011). Contemporary Practice in Clinical Chemistry 2nd Edition: AACC Press, Washington, DC. Pp 488-489.