After complaints from scientific and educational associations, federal officials promised to extend the validity of Mantis clearances ( Science, 27 August 2004, p.1222).
After complaints from scientific and educational associations, officials at the Department of Homeland Security and the State Department promised to extend the validity of Mantis clearances (Science, 27 August 2004, p. 1222).
The new policy, announced last week by the State Department, extends the validity of security clearances from one year to four years for international students and from one to two years for foreign scientists.
The new policy, announced last week by the State Department, extends the validity of security clearances, now 1 year, to 4 years for international students and 2 years for foreign scientists.
Scientists in other countries who visit the United States often will also benefit from another change that extends the validity of a Mantis clearance for such visits from the duration of a single visit to a year.
Scientists who frequently attend U.S. conferences and make short visits will also benefit from the new policy, which extends the validity of a Mantis clearance for such visits to a year.
Now CCS is also out of the picture, Littlecott told Climate Home "there are big questions" over the validity of that state aid clearance.
In order to assess the validity of HP treatment for blood clearance of PQ and to ensure timely and proper treatment, this study investigated patients with acute PQ intoxication who received HP.
This may affect the validity of these results given that the clearance of CK is reduced in renal failure and an elevated CK formed part of the definition of MI.
Although this approach seems appropriate for the primary hepatocyte model, the validity of the underlying assumptions, particularly regarding the combined impact of uptake clearance with metabolic clearance, remains under debate (Jones and Houston 2004, 2012).
