International Journal on Minority and Group Rights. Том 10. 2003. С. 203-220
The study of the features of local immunity of unstimulated whole saliva in subjects from different climatic regions showed that the concentration of sIgA is statistically significantly (p<0.001) higher in Russian students, IgA and IgG in students from South-East Asia (p<0.01), and IgM in students from Central Africa (p<0.01).