For optimal recall, itâs easiest to group the many causes of shortness of breath into five main categories: cardiac, pulmonary, central nervous system (CNS) abnormalities, neuromuscular disorders and those secondary to blood disorders.
Definition of: HAL(1) An interface between hardware and software. See hardware abstraction layer. (2) (Heuristic/ALgorithmic) The name of the computer that took over command of the spaceship in Stanley Kubrick's famous film 2001: A Space Odyssey..
who's hal? Â· July 18, 2015 Â· the power of art resides along that small line across which, the shifting perception of reality twists through our senses in order to make a change in our life