604,676 SCHWAN ANNA Immune response to anaerobic bacteria. Antibody production in human infection and experimental studies with Bacteroides fraeilis. Uppsala 1981 8° s. 48, il. Acta Universitatis Upsaliensis Abstracts of Uppsala Dissertations from the jfaculty of Medicine 410 Doctoral thesis Univ. of Ufcpsala Institut of Clinical Bacteriology