Until recently understanding of the effects of chronic cough on health status has been limited, although work on cough specific quality of life tools is now starting to provide us with measurable health outcome data [ 7, 10].
Until recently, understanding how the spatial organization of multiple TLR agonists affects TLR activation and the overall immune response has been difficult, as probing synergies has been limited to combining mixtures of TLR agonists in solution.
Until recently, understanding the role of CCR5 in supporting the antiviral immune response was limited to appreciation of the role of receptor deficiency in protecting from HIV infection and disease progression.
"A Pregnant Pause" (Week in Review, Nov. 29) gives an incredibly accurate picture of the generation gap on abortion rights, one that I had trouble understanding until I read your article.
What looks most remarkable now, though, isn't the blank still face that closes the film, but the daringly long run that brings us to it, that allows our emotions to gather and build with each short, stiff step until, without quite understanding why, we end up overwhelmed.
However, until a fully understanding of the hardening and solidification mechanism of solid wastes is obtained, their utilization in engineering applications may remain limited.
I felt their power without understanding it until I recalled what Norbert Aujoulat had told me about the signs at Cussac.
Avicenna, personal physician to sovereigns but also a philosopher and theologian, read according to his own account Aristotle's Metaphysics 40 times without understanding it, until he learned the text by heart.
Details concerning positioning of the ootheca and other aspects of egg laying were not correlated with behaviour patterns or group affinities until a basis for understanding their significance was established.
As is well known, partial differential equations (PDEs) can describe temporal and spatial patterns of information diffusion over online social networks; however, until now, results for understanding information propagation of social networks over both temporal and spatial dimensions are few.
