Sentence examples for been documented that variations from inspiring English sources

It has been documented that variations in serotonin metabolism and transmission is often associated with changes in short and long-term memory [25, 26, 27, 28].

It has been documented that variations exist in breast cancer treatment despite wide dissemination of clinical practice guidelines.

Since it has been documented that variations in definitions create significant differences in study results and conclusions, 34 38 it is critically important to develop a standardisation.

The possibility has been documented that genetic variations in gut/liver enzymes that control biotransformation (and in turn the pharmacological activity) play a role in the low response to clopidogrel (136).

It has been documented that the variation of cochlear size is associated with echolocation strategies [ 8, 9], and the cochlea diameters of laryngeal echolocating bats are higher than those of many non-echolocating megabats [ 8, 10, 11].

It was documented that families with an unemployed father consumed fewer calories and had less variation in their food patterns than families with an employed father [14], [33].

THE American fascination with self-improvement, inside and out, has been documented in many variations.

It is well documented that variations in the configuration of HSEs have a profound role in the expression of Hsp genes in stress and development [ 47].

However, natural variation in NFRs that causes changed specificity has rarely been documented.

However, natural variation in Nod factor receptors that causes changed specificity has rarely been documented.

Some regional variation in the discontinuation rates has been documented.