[Several methodological problems in the relationship of morbidity and mortality in infectious diseases].
D003141:Communicable Diseases / Q000453:epidemiology* / Q000401:mortality; D006801:Humans; D008499:Medical Records
Nekotorye metodicheskie voprosy izucheniia vzaimootnosheniia zabolevaemosti i smertnosti pri infektsionnykh bolezniakh.