نتایج جستجو برای: especially travellers and hosts

تعداد نتایج: 16834660  

Journal: :Journal of Epidemiology & Community Health 2002

Journal: :CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne 2001
K C Kain D W MacPherson T Kelton J S Keystone J Mendelson J D MacLean

Over the last decade there has been a marked increase in case of drug-resistant and severe malaria in Canadian travellers. We report 7 deaths due to falciparum malaria that occurred in Canada or in Canadian travellers. Risks for malaria infection include inappropriate recommendations for malaria prevention by health care providers and lack of knowledge about or adherence to appropriate recommen...

2009
Luiz Mendes-Filho Felix B. Tan

User-Generated Content (UGC) on the World Wide Web has empowered travellers, enabling them to exchange opinions or experiences with others, and consequently, influencing their travel decisions. Travellers are able to make comments in a large variety of forms such as photos, videos, podcasts, ratings, reviews, articles and blogs. When people use the Internet to obtain travel information, they do...

2017
Thomas Mollet

A travel-associated case of yellow fever has been reported by the Netherlands in March 2017 after travel to Suriname. During the past eight months, four travel-associated cases of yellow fever have been identified among EU travellers returning from South America. This represents a significant increase on four travelassociated cases of yellow fever among EU travellers during the last 27 years (1...

2007

The Committee to Advise on Tropical Medicine and Travel (CATMAT) provides the Public Health Agency of Canada (PHAC) with ongoing and timely medical, scientific, and public health advice relating to tropical infectious disease and health risks associated with international travel. PHAC acknowledges that the advice and recommendations set out in this statement are based upon the best current avai...

Journal: رستنیها 2019

In present study, eight isolates of the genus Curvularia, recovered from plants of the cowpea, maize and bottlebrush in Khuzestan province, were identified based on molecular phylogeny in combination with morphology. The mycelial biomass of the isolates, produced in potato-dextrose-Broth, were collected by passing through filter papers and freeze-dried. DNA was extracted using a phenol...

Journal: :Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin 2012
A Kantele K Valtonen I Davidkin T Martelius N Võželevskaja K Skogberg I Liesmaa O Lyytikäinen

Countries with no autochthonous measles run the risk of the virus being imported by travellers and transmitted to unprotected citizens. In April 2012, two travellers from Finland and one from Estonia were diagnosed with measles after returning from Phuket, Thailand. They were contagious on their return flights and subsequently exposed several individuals, prompting extensive infection control m...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1390

abstract the variables affecting the nature of reading comprehension can be classified into two general categories: reader’s variables, and text variables (alderson, 2000). despite the wave of research on vocabulary knowledge as reader’s variable, the role of this knowledge in c-test as a text-dependent test and its interaction with lexical cohesion of the test as a text feature has remained a...

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