The primary disadvantage of these procedures is that clipping of the signal is introduced due to overexposing of the bright background for the visualization of dark foreground (or vice versa).
"The wonderful thing about many of these procedures is that there's no pain afterward, no recovery period," Dr. Green said.
The idea, loosely based on well-known Israeli aviation security procedures, is that trained agents try to detect behavioral signs indicating potential threats.
Indeed, a big reason why western governments have been so twitchy about Montenegro's possible secession, even under democratic procedures, is that they fear that any Balkan border changes might galvanise people trying to impose them by force.
To the Editor: One of the reasons that Medicare spends so much on unnecessary procedures is that there is no incentive for patients not to demand them and for providers not to order them.
A distinct advantage of wet analytical procedures is that they make it possible to determine quantitatively the oxidation states of positively charged atoms, called cations (e.g., Fe2+ versus Fe3+), and to ascertain the amount of water in hydrous minerals.
