نتایج جستجو برای: including rufous

تعداد نتایج: 972786  

Journal: :journal of medical education 0
h.r jamshidi

a survey was conducted of physicians in practice, to determine the criteria that would lead the study of a particular condition to be an important component of clerkship training in internal medicine. four such criteria were suggested: the prevalence of the condition in practice, the urgency with which it requires attention, the severity in terms of morbidity and mortality and the cost effectiv...

Journal: :The Journal of experimental biology 2007
Bret W Tobalske Douglas R Warrick Christopher J Clark Donald R Powers Tyson L Hedrick Gabriel A Hyder Andrew A Biewener

Hummingbirds are specialized for hovering flight, and substantial research has explored this behavior. Forward flight is also important to hummingbirds, but the manner in which they perform forward flight is not well documented. Previous research suggests that hummingbirds increase flight velocity by simultaneously tilting their body angle and stroke-plane angle of the wings, without varying wi...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید