Background Cerebral dural sinus thrombosis is a rare clinical entity. Symptoms may be vague,
and left untreated thrombus progression may be fatal because of venous congestion and …

Background Many first generation stand-alone fusion cages required endplate decortication
and surgical impaction during the procedure resulting in segmental subsidence, implant …

Nature seems to accelerate particles with surprising ease. On a galactic scale the cosmic
radiation extends to energies of at least 1020 eV. On a local scale the data from radiation belt …

Soziale Ungleichheit und ihre Folgen stellen ein massives Problem für die Stabilität und
den Zusammenhalt moderner menschlicher Gesellschaften dar; unter anderem weil sie mit …

This paper attempts to present a time history of the intensities and energies of solar cosmic
ray particles detected at or near the earth. Ideally it would be desirable to show the complete …

Background Cavernous carotid aneurysms are generally benign entities. Certain indications
exist for their treatment, however, including transient ischemic events, subarachnoid …

Social behavior, culture, and cognition are domains where presumably most human universals
exist. Identification of these derived human traits depends and relies on comparisons …

: Etomidate is a nonbarbiturate hypnotic agent which, like the barbiturates, decreases the
cerebral metabolic rate of oxygen consumption (CMRO2) 35-50%. The present studies …

The implications of a simple set of assumptions related to galactic cosmic rays are examined
and compared with the existing data. These assumptions are that (a) the multiply charged …

… process and the ones about to be discussed, see Fichtel and … spectra are based on the
work of Fichtel and Kniffen … to matter on the scale of galactic arms is treated by Fichtel and …