The decline in deaths "is due to better screening, better use of screening," Dr. Runowicz said.
(That's why some inexpensive, off-label DVDs featuring unretouched transfers of prints peculiarly and, incidentally, conjure the sense of a theatrical screening better than some high-quality restorations).
The Bureau of Customs and Border Protection has introduced earlier screening, better scanners and radiation detectors, and especially a computerized crunching of shipping information to identify suspicious containers.
"As an employer if you say you're going to have night workers then you need to say you're going to have better occupational health screening, better on-site medics and better health education to help people develop healthy lifestyles", he argues.
He said: "Approaches such as these will hopefully make the next 20 years of PSA based screening better than the first 20".
A change in the way we prescribe toxicological screening is ongoing (information sheet accompanying the prescription of a toxicology screening, better collaboration between clinicians and biologists) to improve the cost benefit ratio of this technique.
