Given these substantial limitations, the reported associations cannot be interpreted as definitively establishing or refuting a causal effect of crude oil on cancer incidence or mortality.
In this review, useful biopsies were defined as those that definitively established the diagnosis and which provided solid guidance to the attending nephrologist on how to treat the patient.
However, given limitations in the measurement of smoking motives in previous AS studies, it has yet to be definitively established that AS is specifically related to negative reinforcement smoking motives.
Sometimes referred to inaccurately as the 'fundamental diagram' by analogy with Eq. (1), as a specific model of traffic behaviour is assumed and none has been definitively established as representing reality.
He added: "As with the other case, President Chirac hopes that the matter will be dealt with as quickly as possible so it can be definitively established that he can be faulted for nothing".
Even if herpes is definitively established as a factor in heart disease, experts say, it would not mean that cholesterol levels play no role or that people should stop paying attention to their diets.
In 2012 the museum announced that a painting it had acquired in 1974 had been definitively established as a van Gogh through the use of X-ray technology and archival research.
Very few of these, however, have been definitively established as a predisposing factor.
Although the mutations in patients 5 and 6 have not been definitively established as causal, our results point to several interesting pathways not generally associated with epilepsy.
Although various genes and chromosomal regions have been implicated in TS etiology, to date, no single risk gene or genetic variation has been definitively established as a uniform cause or contributing factor for TS (for a review, see [ 21, 23]).
In MTC patients, a RANKL inhibitor or intravenous bisphosphonate is sometimes used with the intent of reducing skeletal-related events, even though they have not yet been definitively established as effective in MTC.
