نتایج جستجو برای: seasonal fluctuation

تعداد نتایج: 90862  

Journal: :Japanese journal of infectious diseases 2003
Mitsuyoshi Urashima Nahoko Shindo Nobuhiko Okabe

In order to investigate the effects of global warming, we attempted to establish seasonal models to predict fluctuations in rates of herpangina (HA) and hand-foot-mouth disease (HFMD) associated with weather conditions and calendar months in Tokyo, Japan. Surveillance data tracking HA/HFMD incidences in Tokyo was retrieved from the Infectious Agents Surveillance Report, published by the Nationa...

Journal: :BMC Health Services Research 2006
Ross EG Upshur Rahim Moineddin Eric J Crighton Muhammad Mamdani

BACKGROUND The question of how best to reduce waiting times for health care, particularly surgical procedures such as hip and knee replacements is among the most pressing concern of the Canadian health care system. The objective of this study was to test the hypothesis that significant seasonal variation exists in the performance of hip and knee replacement surgery in the province of Ontario. ...

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