Kristine Frank

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Comparative study of the immunological effectiveness of adsorbed diphtheria-pertussis-tetanus (DPT) vaccine and adsorbed diphtheria-tetanus toxoid with reduced antigen content (adsorbed DT toxoid R)(More)
The use of the method of cluster selection in mass serological examination makes it possible to obtain statistically significant results with very low expenditures. The coincidence of the results on(More)