The phrase "attributable either to" is correct and usable in written English.
It can be used when discussing the cause or source of something, indicating that it can be linked to one of two options.
Example: "The decline in sales is attributable either to increased competition or to changes in consumer preferences."
Alternatives: "due either to" or "linked either to".
However, none of the reported reactions could be attributed exclusively to the use of upamostat and most events were attributable either to the underlying disease or the use of gemcitabine.
Exceptions to the general Cambrian sea-level pattern are commonly attributable either to local tectonism or to different rates of sediment accumulation.
The vast majority of bradyarrhythmia cases are attributable either to aging or to structural abnormalities of the cardiac conduction system, caused by underlying structural heart disease.
It is thought that the contribution of the fold surface to the macroscopic yield stress is attributable either to the energy to nucleate a screw dislocation within the crystalline lamellae or to the inter-lamellar shearing process.
Recurring hurricane damage to buildings along the southeastern coast is largely attributable either to insufficiently robust structural regulations, especially pertaining to roof and window wall framing, or to noncompliance with regulations that, if followed, would make structures more stable and safe.
A decreased level of consciousness occurs in 0.5 6% of severe cases, which is attributable either to inflammation of the brain by the virus or indirectly as a result of impairment of vital organs, for example, the liver.
But it said 5.8 million of the overall population increase (60 per cent) was attributable either directly or indirectly to migration - including not only new arrivals in the country but the effect on the birth rate.
The implication for those evaluating the effectiveness of the CLAHRC programme and the nine CLAHRCs individually, is that it seems that they have indeed been pursuing similar goals, and that any differences in achievements and outcomes are likely to be attributable to either the context in which they are working, or their theoretical approach to knowledge translation.
Currently, the phenotypes in various mouse models and human diseases are thought to be attributable to either loss or gain of function of lamin A mutants.
Therefore, the left-sided volume reduction seemed to be attributable to either the polydipsia or the secondary hyponatremia in our study.
The association between educational attainment and self-reports of chronic conditions was inconsistent, which may be attributable to either measurement artefacts or to differential vulnerabilities among women and men.[ 4, 18, 32, 33] This is an area that needs to be further explored.[ 32, 36, 44] With respect to family structure, results are mixed.
