منابع مشابه
Mass Smallpox Vaccination and Cardiac Deaths, New York City, 1947
In April 1947, during a smallpox outbreak in New York City (NYC), more than 6 million people were vaccinated. To determine whether vaccination increased cardiac death, we reviewed NYC death certificates for comparable periods in 1946, 1947, and 1948 (N = 81,529) and calculated adjusted relative death rates for the postvaccination period. No increases in cardiac deaths were observed.
متن کاملThe 1947 Smallpox Vaccination Campaign in New York City, Revisited
To the Editor: In 1947, millions of New Yorkers received smallpox vaccinations , an accomplishment still appropriately held up as an example of public health planning and mobilization. Although now mythological, a review of the events of April 1947, from copies of The New York Times (1–9), tells of a more recognizably human response: pushing, jawing, deceit, shortages, surpluses, and perhaps a ...
متن کاملSmallpox Vaccination
This article was presented by the author at the Vaccination Seminar of May 26, 1972, National University Medical School.
متن کاملArithmetic without Fear *Abridged.
Now why should such things be ? How can we make the rough places plain and the crooked straight, so that all children may enter into their rightful heritage, that fairyland which the realm of number was to Lewis Carroll or A. A. Milne ? The extent of the Arithmetic phobia is not so widespread as it is usually supposed to be. I have repeatedly found that the majority of small children really do ...
متن کاملAbridged Petri Nets
A new graphical framework, Abridged Petri Nets (APNs) is introduced for bottom-up modeling of complex stochastic systems. APNs are similar to Stochastic Petri Nets (SPNs) in as much as they both rely on component-based representation of system state space, in contrast to Markov chains that explicitly model the states of an entire system. In both frameworks, so-called tokens (denoted as small ci...
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ژورنال
عنوان ژورنال: Proceedings of the Royal Society of Medicine
سال: 1948
ISSN: 0035-9157
DOI: 10.1177/003591574804100803