"concerns of efficiency" is correct and usable in written English.
It is typically used to describe a situation in which there are worries about how efficient something is. For example, "The team is now focusing on the concerns of efficiency in the new production process."
Moreover, current energy supply concerns make of efficiency another first priority issue to dictate new stringent design criteria for industrial and commercial equipment.
Although this approach eliminates potential concerns of amplification efficiency between the control and the target analyte, the construction of the inhibitor-controlled PCR control is relatively laborious and the reliance on electrophoresis for detection requires semiquantitive and subjective analysis.
The British delegation boasts not only coaches and physiotherapists but, because of concerns about the efficiency of the Olympic village's facilities, its own plumber.
This spatial distribution together with very low level of contaminations raises concern of the efficiency of current sampling plans for the detection of food-borne pathogens like Cronobacter and Salmonella in powdered foods such as powdered infant formula or powdered eggs.
Secondly, they enable us to explore hypotheses concerning the sources of efficiency and productivity differentials.
Due to the concern of lack of efficiency for the robust Poisson models for small samples, log-binomial may still be the choice when the sample size is small.
Beside the economic concerns of this regime efficiency of thrombolysis therapy during CPR in patients with documented or highly suspected PE remains unknown.
Finally, concerns about competence: examples of efficiency from individual councils do not assuage fears that left to their own devices some local authorities would fail to deliver core services to acceptable standards.
There is little concern about efficiency of these GT since they work for a very short time during the year.
The first question is addressed in this section and it concerns both the consistency and efficiency of our method while the second question only concerns the efficiency of the algorithm, which we will discuss more in Section 2.3.
In view of this, any delay in the onset of the advanced stage of mortality transition is caused by lower mortality decline of adults and elders and raises concerns over the efficiency of the existing healthcare system in tackling the additional challenges.
