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University of Utah (2003). Alpha-1-antitrypsin [12 paragraphs]. Genetic Testing of Newborn Infants, Genetic Science Learning Center [On-line information]. Available FTP: http://gslc.genetics.utah.edu/units/newborn/infosheets/alpha.cfm

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Alpha-1 Antitrypsin Deficiency [24 paragraphs]. Children’s Liver Disease Foundation [On-line information]. Available FTP: http://www.childliverdisease.org/aatd.html

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Alpha-1 Antitrypsin Deficiency (A-1ATD). [13 paragraphs]. MedicineNet.com [On-line information]. Available FTP: http://www.medicinenet.com/Alpha_1_Antitrypsin_Deficiency/article.htm

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Alpha-1-Antitrypsin and Alpha-1-Antitrypsin Phenotype [3 paragraphs]. ARUP’s Guide to Clinical Laboratory Testing [On-line information]. Available FTP: http://www.aruplab.com/guides/clt/tests/clt_al38.jsp#1141235

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Kaufman, D. (2003 May 7). Alpha-1 Antitrypsin Deficiency [8 paragraphs]. MEDLINEplus Health Information, Medical Encyclopedia [On-line information]. Available FTP: http://www.nlm.nih.gov/medlineplus/ency/article/000120.htm

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Martell, B. (2003 May 12). Alpha-1 antitrypsin [11 paragraphs]. MEDLINEplus Health Information, Medical Encyclopedia [On-line information]. Available FTP: http://www.nlm.nih.gov/medlineplus/ency/article/003715.htm