title: Observations on class II antigens and genetic susceptibility to primary antiphospholipid (Hughes) syndrome in Arab patients.
authors.forename: H M
authors.initials: HM
authors.lastname: Al Attia
authors.forename: A
authors.initials: A
authors.lastname: Santosh
authors.forename: M M
authors.initials: MM
authors.lastname: Al Farhan
mesh_terms: D000293:Adolescent; D000328:Adult; D000483:Alleles; D016736:Antiphospholipid Syndrome / Q000208:ethnology / Q000235:genetics*; D018912:Arabs / Q000235:genetics*; D016022:Case-Control Studies; D005260:Female; D020022:Genetic Predisposition to Disease / Q000235:genetics*; D006683:HLA-DQ Antigens / Q000235:genetics; D006684:HLA-DR Antigens / Q000235:genetics; D000949:Histocompatibility Antigens Class II / Q000235:genetics*; D006801:Humans; D008875:Middle Aged
chemical_list: D006683:HLA-DQ Antigens; D006684:HLA-DR Antigens; D000949:Histocompatibility Antigens Class II