Several studies have shown an increased rate of cancer mortality for workers exposed to 2, 4, 5-T.

Several studies have tried to reconstruct the phylogeny of the genus.

Several studies published since 1990 indicate that cooking meat at high temperature creates heterocyclic amines ( HCAs ), which are thought to increase cancer risk in humans.

Several brain imaging techniques, such as EEG and fMRI, have been used for physical measures of brain activity in these studies.

Several in vitro studies indicated that high concentrations of chromium ( III ) in the cell can lead to DNA damage.

Several in-depth studies of salamander genera in fossil beds in Montana show that six of seven genera were unchanged after the event.

Several of these follow-up studies, which involved viewing in group settings, reported some limited success.

Several studies have specifically addressed Duesberg's claim that recreational drug abuse or sexual promiscuity were responsible for the manifestations of AIDS.

Several clinical and experimental data have implicated the failure of blood – brain barrier ( BBB ) function in triggering chronic or acute seizures, some studies implicate the interactions between a common blood protein — albumin and astrocytes.

Several other studies have also found lasting cognitive gains.

Several demographic studies, including those by social work researcher Athena Kolbe have shed light on the current status of urban residents.

Several studies have suggested that hedge funds are sufficiently diversifying to merit inclusion in investor portfolios, but this is disputed for example by Mark Kritzman who performed a mean-variance optimization calculation on an opportunity set that consisted of a stock index fund, a bond index fund, and ten hypothetical hedge funds.

Several studies have discovered that subjects who received no jury instructions comprehended the law better than subjects who received pattern instructions.

Several researchers include the island of Cyprus in Levantine studies, including the Council for British Research in the Levant, the UCLA Near Eastern Languages and Cultures department, and the UCL Institute of Archaeology, the last of which has dated the connection between Cyprus and mainland Levant to the early Iron Age.

Several clinical studies have shown that combined ECPs containing ethinyl estradiol and levonorgestrel can inhibit or delay ovulation .< sup > 107 – 110 </ sup ></ ref >

Several regression studies with David Meiselman during the 1960s suggested the primacy of the money supply over investment and government spending in determining consumption and output.

Several studies place the nucleariids as a sister group to the fungi.

Several epidemiological studies from different countries have reported widely varying prevalence rates for chronic pain, ranging from 12-80 % of the population.

Several detailed studies using various methods to measure growth curves among known specimens have demonstrated that there is actually only one valid Pterodactylus species, P. antiquus.

Several studies ( Alfredo Torero or Rodolfo Cerrón Palomino ) show that the oldest form of Quechua appeared in Cajamarquilla, Lima.

Several police organizations condemned this study and suggested more studies like this would make them hesitant to pull over visible minorities.

Several sources claim that during his studies he was more interested in religion than joining the military.

Several neuroimaging studies have emerged in order to identify areas associated with stuttering.

Several studies show that between 50 % and 73 % of women who have used this type of condoms during intercourse find them as or more comfortable than male condoms.

Several official design studies were done, but most were basically smaller versions of the existing Shuttle concept.

Several new models are being discussed, including a " dimensional model " based on empirically validated models of human differences ( such as the five factor model of personality and a " psychosocial model ," which would place greater emphasis on changing, intersubjective states.

Several different metrics used to compare and evaluate the safety of different vehicles.

Several campaigns have used Lord Voldemort to compare his evilness to the influence of politicians, large media and corporations.

Several notable papers have attempted to quantify uncertainty in image registration in order to compare results.

Several classical authors of antiquity reproduce the myth of the loss of memory connected to crossing the Límia River, referred by them as Lethes or Oblivionis ( compare the river Lethe of Greek mythology ).

Several other aspects are also part of performance measurement: evaluating if managers have succeeded in reaching their objective, i. e. if their return was sufficiently high to reward the risks taken ; how they compare to their peers ; and finally whether the portfolio management results were due to luck or the manager ’ s skill.

Several days later, it will ask for the answer you provided, and will then compare the answer given several days ago and the answer given on the current day to test your recollection skills.

Several of us became Beat the Clock girls, with Angela as the hostess and with Bruce Forsyth as compare.

Several groups succeeded this performance, among which was that of Daedalus and Icarus, the most celebrated work of his noviciate.

Several other similar systems also existed with even higher performance, but these often required special cabling that was incompatible with LocalTalk / PhoneNet, and also required patches to the networking stack that often caused problems.

Several Japanese companies produced turbocharged high performance motorcycles in the early 1980s.

Several system performance measures can be derived by analyzing the display.

Several of her early 2000s films, including 2001's Someone Like You and 2002's High Crimes, received only mixed reviews and moderate box office success ; although she did receive positive recognition, and a Golden Globe nomination for Best Actress, for her performance in the 2004 biography of Cole Porter, De-Lovely, opposite Kevin Kline.

Several free and / or open source projects support Deflate64, such as 7-Zip, while others, such as zlib, do not, as a result of the proprietary nature of the procedure and the very modest performance increase over Deflate.

Several aspects of the performance determine the gymnast's final mark.

Several of his songs were written for performance in London's pleasure gardens.

Several improved versions followed, and by the time The Blitz opened in 1941, the AI Mk. IV was available and offered greatly improved performance with a range between 20, 000 feet down to a minimum range of 400 feet.

Several of the " Idioteque " lyrics ( as well as those of certain other songs from the period ) are audibly different in live performance.

Several newer technologies are attempting to replace flash in certain roles, and some even claim to be a truly universal memory, offering the performance of the best SRAM devices with the non-volatility of flash.

Several video card manufactures now offer factory-overclocked versions of their graphics accelerators, complete with a warranty, usually at a price intermediate between that of the standard product and a non-overclocked product of higher performance.

Several years later Groucho Marx told a similar story on his live performance album, An Evening with Groucho.

Several studies indicate that the use of 360-degree feedback helps to improve employee performance because it helps the evaluated see different perspectives of their performance.

Several of Burden's other performance pieces were considered somewhat controversial at the time: another " danger piece " was Doomed ( 1975 ), in which Burden lay motionless in a gallery at the Museum of Contemporary Art, Chicago under a 5 ' x 8 ' slanted sheet of glass near a running wall clock.

Several years later, Philippe Kahn would leave Borland amidst declining financial performance including many years of losses.

Several film critics consider Khan's performance in the film to be his best till date.

Several other reviews were equally positive, including that of Pete Hammond of Boxoffice magazine, who wrote that she's " ideally cast in the key female role " Even reviewers who didn't necessarily like the film complimented her performance, such as James Berardinelli, who wrote that " the demands of the role prove to be within her range, which is perhaps surprising considering she has been thus far pigeonholed into more lightweight parts ", and Colin Covert of the Star Tribune, who wrote that she " generated a spark and brought a degree of determination to her character, developing an independent female character who's not always in need of rescuing.

Several critics panned her performance ; The Times of India described her as " too plastic " and Rediff. com concluded, " From accent to emotion, Preity is plain and simple insufferable in this film.

Several studies using neuroimaging techniques have also established that posterior visual areas in blind individuals may be active during the performance of nonvisual tasks such as Braille reading, memory retrieval, and auditory localization as well as other auditory functions.

Several of these tests have been shown to accurately predict scholastic achievement and occupational performance, and help to identify a person's cognitive strengths and weaknesses.

Several segmentation benchmarks are available for comparing the performance of segmentation methods with the state-of-the-art segmentation methods on standardized sets

Several attempts have been made to introduce newer designs in the same general performance range as the F-5, but none have been nearly as successful.

Several disc formats that were intended to improve on the performance of the DVD were developed, including Sony's Blu-ray and Toshiba's HD DVD, as well as HVD, FVD and VMD.