CARS O., STENRAM U., and STRÖMBERG A. “Alpha-1-Antitrypsin Deficiency, Mitochondrial Antibodies and Possible Primary Biliary Cirrhosis A Case Report and Family Study”. Upsala Journal of Medical Sciences, vol. 80, no. 2, Aug. 1975, pp. 93-98, doi:10.3109/03009737509179000.