But Texas offered a great opportunity to test a new method of cost cutting.
The more traditional method of measuring hearing loss, the distraction test, requires a baby to sit upright on the mother's lap, responding to sound without seeing the source, and therefore cannot be done before 8 months.
Patsalis of the Cyprus Institute of Neurology and Genetics said his team is developing a noninvasive method to test for Down syndrome by comparing fetal DNA to the mother's using standard lab equipment, instead of pricey gene-sequencing gear.
Conveniently, more modern spacecraft than the Pioneers include separate range-finding hardware, which can be used to test the accuracy of the Doppler method.
Student test scores are becoming a more popular method of judging teachers, especially since the Obama administration began tying some federal funding to the approach.
In 2003, a handful of British police teams began to test a new method.
The other very important cause of irregular bleeding is pregnancy, and if a different method of contraception is not being used it is also essential to do a pregnancy test.
"I'm not aware of any test for that drug that has been evaluated by the traditional scientific method, " says Charles Yesalis, a professor of epidemiology at Pennsylvania State University.
The method is being employed at a small test facility, where waste water is piped through a complex maze of equipment, including a membrane that removes the nasty stuff.
In accordance with Casio's own standard with reference to the US MIL-STD-810F Method 516.5-Shock, the camera passed a test in which it was dropped from a height of 2.13 meters (7 feet) onto lauan plywood at 26 different angles.
ENGADGET: Casio trots out world's slimmest shock-resistant digicam: EX-G1 (video)
Although this method is considered the gold standard for estimating sodium intake, that lone urine test may not provide an accurate snapshot of the participants' everyday intake over the full eight-year study, as the researchers themselves note.
应用推荐