نتایج جستجو برای: epidemiologic
تعداد نتایج: 21627 فیلتر نتایج به سال:
This Viewpoint examines the epidemiologic, public health, and legal considerations for mandatory SARS-CoV-2 vaccinations in primary secondary schools, colleges/universities, businesses US.
With the introduction of the Food Safety Initiative in 1997, food safety activities and research funding have increased dramatically. Advances in microbiological methods and epidemiologic research have provided significant progress in our understanding of foodborne diseases and in our implementation of control programs. This article highlights some of those food safety activities and epidemiolo...
Heavy industrialization has resulted in the contamination of soil by metals from anthropogenic sources in Anniston, Alabama. This situation calls for increased public awareness of the soil contamination issue and better knowledge of the main factors contributing to the potential sources contaminating residential soil. The purpose of this spatial epidemiology research is to describe the effects ...
This paper presents information on Japan's contribution to reputable epidemiologic journals as compared to other leading countries. Ten journals in the field of epidemiology with high impact factors were selected. Articles published in these journals during the period between 1991 and 2000 were searched for the authors' affiliation using Medline database. We found that Japan contributed only 1....
objective: substance misuse is a major public health threat in iran. the total number of addicts in iran is estimated to be between 700,000 and 4,000,000. a few limited household studies on the prevalence of substance misuse have been performed in iran. method: the residents of the sixth district of the municipality of tehran who were over the age of 15 were selected as the study population. th...
south africa (sa) is experiencing a rapid epidemiologic transition as a consequence of political, economic and social changes. in this study we described, based on hospital data, the mortality patterns of non communicable diseases (ncd), communicable diseases (cd), the ncd/cd ratios, and the trends of deaths.we conducted a cross-sectional survey of all deaths occurring in several public hospita...
a retrospective cohort study, in the context of household transmission, to estimate the serial interval (si) of ph1n1 influenza in the island of tierra del fuego was carried out.we collected data from the epidemiological surveillance system during disease outbreak in ushuaia and rio grande, the two main cities of the southernmost province of argentina. only the records of patients and household...
background: acquired immune deficiency syndrome (aids) was firstly reported from california and soon became a pandemic in the world.this disease poses seriousthreats to humans’ health.in this study, we intended to examine the characteristicsof hiv-positive patients whoreferred to the behavioral diseases consultation center (bdcc) in shiraz, iran. methods : this was a cross-sectional descripti...
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