Higher levels of air pollution did appear to be linked with onset of a heart attack lasting for six hours after exposure.
Although RACHEL was unable to prospectively demonstrate a survival benefit with erlotinib for patients with an induced grade ⩾2 rash, taken in the context of previous studies, rash and efficacy of EGFR TKIs do appear to be linked.
Despite the fact that some cancerous cells may not appear to express 'stem' genes, there does appear to be a link between the degree of dedifferentiation, linked to aggressive cancer progression and embryonic gene expression patterns [ 72].
Although data pertaining to low-dose corticosteroid use in patients with RA are as yet not conclusive [ 15], there does appear to be a link between high-dose corticosteroids and infectious complications (for example in patients with systemic lupus erythematosus [ 16]), and corticosteroid use has been associated with increased hospital mortality in patients with pandemic influenza A (H1N1) [ 17].
Just one case with esophageal atresia has been reported [58]; nonetheless, there does appear to be a definite link with anal atresia and peno-scrotal transposition mapping to 13q33, and the critical region for this malformation appears to exclude ZIC2 [15].
There have been multiple additional studies which link stress to changes in gut bacteria, so there does appear to be some sort of link.
The new problem at Lascaux, however, does not appear to be linked to the fusarium fungus.
The northern deficit is long-standing – more or less consistent back to the start of the Radio Joint Audience Research System in 1992 – and does not appear to be linked with demographics.
True, electoral sorting has increased over time, as shown in table 2. But the secular increase in sorting does not appear to be linked to census triggered redistricting that would reflect gerrymanders.
BANGKOK — Insurgents in southern Thailand are using a network of Islamic schools to recruit fighters, but their movement does not appear to be linked to Al Qaeda or other foreign Islamist groups, according to a study due to be released Monday.
