Recent Advances in Poliomyelitis: The Epidemiology of Poliomyelitis
نویسندگان
چکیده
منابع مشابه
Crecent Advances in Poliomyelitis
Poliomyelitis is an age old disease, but it was only clearly recognized as a clinical entity in the first half of the last century. Until the middle of last century it usually occurred in endemic sporadic form. Small outbreaks were recorded in St. Helena, i834, in England, I834, and in the United States, I843. The first large. epidemic occurred in Scandinavia in i868. In the I890's large epidem...
متن کاملCrecent Advances in Poliomyelitis
Poliomyelitis is an age old disease, but it was only clearly recognized as a clinical entity in the first half of the last century. Until the middle of last century it usually occurred in endemic sporadic form. Small outbreaks were recorded in St. Helena, i834, in England, I834, and in the United States, I843. The first large. epidemic occurred in Scandinavia in i868. In the I890's large epidem...
متن کاملPoliomyelitis: its epidemiology and prophylaxis.
IN the history of poliomyelitis we have the story of a disease undergoing a series of transitions with a pattern of evolution which has passed through at least three stages: first, the protracted era of old-fashioned "infantile paralysis," then the terrifying stage of epidemic ccpolio," and finally the present stage, in which paralytic poliomyelitis currently seems to be coming under cont~ol th...
متن کاملA Contribution to the Epidemiology of Poliomyelitis
A strain of the poliomyelitic virus was propagated in monkeys for four years, during which time it displayed three distinct phases of virulence. The several phases covered different periods of time. At the outset the virulence was low, but by animal passages it quickly rose to a maximum; this maximum was maintained for about three years, when, without known changes in the external conditions, a...
متن کاملEpidemiology of poliomyelitis in northwestern Ethiopia.
OBJECTIVES To determine the magnitude of poliomyelitis and assess its epidemiological features. DESIGN A cross-sectional community based, house-to-house survey. SETTING Six urban and ten rural villages in Gondar Zuria district, north-western Ethiopia. SUBJECTS Twelve thousand children aged 1-15 years residing in the randomly selected areas were enrolled in the study to identify children w...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Postgraduate Medical Journal
سال: 1949
ISSN: 0032-5473
DOI: 10.1136/pgmj.25.279.3