The phrase "a major concern where" is correct and usable in written English.
It can be used to introduce a specific situation or context in which a significant issue arises.
Example: "Climate change is a major concern where coastal cities are at risk of flooding."
Alternatives: "a significant issue in which" or "a primary worry regarding".
Thus, the efficiency of the reverse transcriptase reaction at amplifying longer templates might actually be the major concern where larger clones are highly desirable in a library.
The dispersion of harmful particles in the atmosphere is another area of major concern where the E&HH Programme has broken new ground by showing how the chemical and physical properties of such particles influence their environmental behaviour and may govern their toxicity and resultant pathological reactions induced following inhalation.
There are schools where attendance is a big issue and others where it can be assumed, schools where safety is a major concern and others where it is less so.
All of this is a major concern in healthcare where governance is central.
Still, it's a sophisticated approach to pedestrian safety, a major concern in Europe (where high transit use ensures walking) but not yet in the less-walkable U.S. (even though traffic accidents killed 4,600 American pedestrians in 2007, a number that holds fairly steady).
Diagnosis of high-risk group pathogens is a major concern in India, where few Biosafety Level 3 laboratories and only 1 Biosafety Level 4 laboratory exist.
Recently, several cases in Italy have indicated that A. pegreffii can also be a major concern in countries where it is dominant [ 10– 12], as A. simplex (s.s). is in Japan [ 7, 13].
Reintegrating people in long-term unemployment has become a major concern in a country where the depth and length of the recession is akin to the depression suffered by eastern European states in the early 1990s.
Mr. Carper, who has never lost in 10 previous statewide races, has criticized Mr. Roth for squandering his influence and failing to deliver on top-priority issues like low-cost prescription drugs for the elderly, a major concern in a state where older people make up about 13percentt of the population.
This can be a major concern for clinical applications where quantification is needed in areas of low activity concentration, such as the red marrow.
