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Bulletin of the World Health Organization|January 1, 1971
Reptiles and their importance in the epidemiology of leishmaniasisE M BelovaBulletin of the World Health Organization|January 1, 1971
The natural focality of leishmaniasis in the USSRP A PetriscevaBulletin of the World Health Organization|January 1, 1971
Equilibrium under inbreeding in balanced polymorphismsI Barrai, S P MandelBulletin of the World Health Organization|January 1, 1971
Aedes aegypti (L.) and Aedes albopictus (Skuse) in Singapore City. 4. Competition between speciesK L Chan, Y C Chan, B C HoBulletin of the World Health Organization|January 1, 1971
Some factors influencing mortality from influenzaF A Assaad, D ReidBulletin of the World Health Organization|January 1, 1971
Epidemiological model of typhoid fever and its use in the planning and evaluation of antityphoid immunization and sanitation programmesB Cvjetanović, B Grab, K UemuraBulletin of the World Health Organization|January 1, 1971
Isoniazid acetylation rates (phenotypes) of patients being treated for tuberculosisE Mason, D W RussellBulletin of the World Health Organization|January 1, 1971
Passive haemagglutination test for antibodies against rabies virusP M Gough, R E DierksBulletin of the World Health Organization|January 1, 1971
Child-feeding practices and the influence of educational level and mass media in Costa RicaG Zaltman, J Altwood, G CarrilloPageof 583