Occurrence of "natural" vibriocidal antibodies in the population of a non-endemic area.
D000328:Adult; D000906:Antibodies / Q000032:analysis*; D001782:Blood Donors; D001789:Blood Group Antigens; D002771:Cholera / Q000453:epidemiology / Q000276:immunology*; D005260:Female; D006801:Humans; D006814:Hungary; D008297:Male; D008875:Middle Aged; D014734:Vibrio cholerae
D000906:Antibodies; D001789:Blood Group Antigens