Potential Sources for a Return of Smallpox

ثبت نشده
چکیده

The eradication of smallpox was defined by successive WHO expert groups (WHO Scientific Group on Smallpox Eradication, 1968 ; WHO Expert Committee on Smallpox Eradication, 1972) as "the elimination of clinical illness caused by variola virus". An important corollary of this definition was that it did not involve the extinction of variola virus, as some experts had urged . The procedures for the certification of smallpox eradication described in Chapter 24 were therefore designed to ensure that no human cases had occurred in the countries concerned for at least 2 years-i .e., that the human-tohuman chains of transmission of smallpox had been interrupted. Careful follow-up of CHAPTER 30

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

A Historical Investigation into Combatting Smallpox in Iran: 1948–1967 (First to Third Development Projects)

Smallpox was a dangerous disease that was considered one of the leading causes of mortality and disability in Iran up to Pahlavi II period. Therefore, combatting this disease was necessary. At the beginning of the second development plan (1955) and by founding Combatting Smallpox Service, the efforts for eradicating smallpox became more organized. This organization could overcome a lot of the d...

متن کامل

آبله و آمادگی برخورد با حملات بیوتروریستی

Smallpox is a serious infectious disease to have ever afflicted mankind. Smallpox is caused by variola virus, which belongs to a family of viruses known as poxviridae. Pox viruses are large DNA viruses which are 200-400 nm. The smallpox prodrome is characterized by the sudden on-set of high fever (38.5°C-40.5°C) and malaise 10 to 14 days after exposure. As populations grew and migrated, the dis...

متن کامل

Prevalence of smallpox and the trend of smallpox Inoculation in Fars in the first Pahlavi period

One of the infectious diseases that was widespread in Fars province during the first Pahlavi era (1925-1941) was smallpox. This disease spread in the early days of the Pahlavi dynasty in the cities of Fars province and its epidemic reached its peak in 1318 AD. Important measures were taken to control the disease, including smallpox inoculation. The smallpox inoculators tried to control the dise...

متن کامل

The impact of P/E ratio and price return on the stock market Bohmian quantum potential approach

Price return and P/E are two important factors for a lot of investors based on the latest studies by researchers in Tehran Stock market; however, it is expected that the price and the variation of that affect the return and the P/E of any given market as a complicated system. The Bohmian quantum mechanics used referring to the time correlation of return and P/E of the stock market under conside...

متن کامل

تحلیل دینامیکی غیرخطی هندسی سدهای بتنی قوسی

 This paper presents an assessment of the seismic hazard for the Markazi province. For approch to this aim based on Seismotectonic conditions, regional earthquake dam and seismicity analyses the active faults and potential seismic sources of the region are identified and illustrated in a seismotectonic map. By useing different thechniques such as “Time Normalization” a model of earthquake sourc...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

عنوان ژورنال:

دوره   شماره 

صفحات  -

تاریخ انتشار 2004