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The outbreak of yellow fever in Barcelona in 1821. The evolutionary origins of yellow fever are most likely African. [1] [2] Phylogenetic analyses indicate that the virus originated from East or Central Africa, with transmission between primates and humans, and spread from there to West Africa. [3]
The yellow fever epidemic occurred during late 1870, beginning in August to the end of the year. There were a total of 1235 deaths; 468 women and 767 men. [ 1 ] The epidemic ended due to the city following hygienic measures and the mosquitoes not surviving Barcelona's cold weather conditions in December 1870. [ 1 ]
Smallpox is caused by either of the two viruses, Variola major and Variola minor. Smallpox vaccine was available in Europe, the United States, and the Spanish Colonies during the last part of the century. [4] [5] The Latin names of this disease are Variola Vera. The words come from various (spotted) or varus (pimple).
1820 Savannah yellow fever epidemic 1820 Savannah, Georgia, United States Yellow fever: 700 [132] 1821 Barcelona yellow fever epidemic 1821 Barcelona, Spain Yellow fever: 5,000–20,000 [133] [134] Second cholera pandemic: 1826–1837 Asia, Europe, North America Cholera: 100,000+ [135] 1828–1829 New South Wales smallpox epidemic 1828–1829
The dictionary contains 157,000 combinations and derivatives, and 169,000 phrases and combinations, making a total of over 600,000 word-forms. [41] [42] There is one count that puts the English vocabulary at about 1 million words—but that count presumably includes words such as Latin species names, prefixed and suffixed words, scientific ...
There are more than 500 species of arboviruses, but in the 1930s only three were known to cause disease in humans: yellow fever virus, dengue virus and Pappataci fever virus. [202] More than 100 of such viruses are now known to cause human diseases including encephalitis. [203] Yellow fever is the most notorious disease caused by a flavivirus ...
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The 1853 yellow fever epidemic of the Gulf of Mexico and Caribbean islands resulted in thousands of fatalities. Over 9,000 people died of yellow fever in New Orleans alone, [1] around eight percent of the total population. [2] Many of the dead in New Orleans were recent Irish immigrants living in difficult conditions and without any acquired ...