SAN FRANCISCO — State health officials said Tuesday that there was no evidence of a single cause for a series of birth defects in a central California farming town that is adjacent to the largest hazardous waste landfill in the West.
This model facilitates the conceptualization of hypotheses regarding multiple causes contributing to a single disease of interest and addresses such issues as multiple diseases arising from a single cause and multiple causes for a single disease with distinct models of susceptibility and biologic interactions, as well as background risk due to endogenous processes or other exposures.
For more than two weeks I have been watching the happenings in Egypt, and it is clear that the country has risen together for a single cause — the removal of President Hosni Mubarak.
Many of those ideas have merit, Dr. Smith and Dr. Harper argue in a commentary in this week's Science, but it's a mistake to search for a single cause.
It is the UN's biggest ever appeal for a single cause - asking for $6.5bn.
In many cases, groups have traditionally relied on people to use offline methods to raise money for a single cause, or if people have used digital platforms, harnessing those individual campaigns has not been straightforward.
The seas of people who poured through the canyons of Manhattan and rallied on the greenswards of Central Park to protest the nuclear arms race yesterday may have been the largest, most diverse gathering for a single cause ever to assemble in the city.
In this context, the search for a single cause of aging has recently been replaced by the view of aging as an extremely complex, multifactorial process.
Firstly, although ascertainment of vital status may be highly accurate, the potential for misclassification for a single cause of death derived from death certificates is likely to be substantial.
First, delirium is not always regarded as an important clinical syndrome, because it is varied and the multiple aetiology defies the classic disease model to look for a single cause of disease.
