"legitimate focus" is correct and usable in written English.
You can use it to describe topics or activities that are accepted or supported by the majority of a group or society. For example: "The legitimate focus of the study was to examine the changes in public opinion over the last decade."
There is a lot of focus on national debt, and that is a legitimate focus.
We are now recognised as a legitimate focus for minority protection.
Meanwhile, for all the legitimate focus on Duncan, the key to this series may still turn out to be two veterans at the end of their respective careers: Mutombo and the Spurs' Robinson.
Now, in cities from Cairo to Jakarta, newspaper analysts and street protesters assert that the Israelis are at the center of the murders of September 11th, that either they masterminded the hijackings or (a more genteel option) they are to blame because American support for Israel makes the United States a legitimate focus of Muslim fury.
Sport became "a legitimate focus of public policy" under Frank Stewart, Whitlam's minister for tourism and recreation, who commissioned a group – which included Rasic and football journalist Andrew Dettre – to complete a feasibility study for what later became the Australian Institute of Sport in 1981.
Such lower-performing students are often the legitimate focus of instructor attention.
But in light of his frequent role as corporate governance guru, he said, "it makes it legitimate to focus on the anomaly of someone who has been very active speaking on ethical issues being confronted on this issue".
However, based on the high physical demands placed on construction workers and their risks for MSDs, it seems legitimate to focus on the workplace first.
It is, of course, legitimate to focus on Seascale in the period after the TV programme, as an hypothesis had then been generated: 3 cases below age 25 occurred (expected 0.19; O/E 15.8) in the years 1984 1993.
While it is legitimate to focus on prototypic illness, as this represents the majority of cases and thus the bulk of disease burden, understanding the rarer AD subtypes and the influence of common comorbidities may open new targets for therapy and better allow the tailoring of existing ones - personalized medicine.
This legitimated a focus on these broader determinants of health in policy and research, both nationally and internationally.
