The phrase "advocated mainly by" is correct and usable in written English.
It can be used when discussing the primary supporters or proponents of a particular idea, theory, or practice.
Example: "The new policy was advocated mainly by environmental groups who emphasized the need for sustainable practices."
Alternatives: "primarily supported by" or "largely promoted by".
Its use has been widely advocated mainly by World Health Organization (WHO) [ 2, 10- 12].
8, 9, 13– 16 The one-stage approach, pioneered by Buchholz three decades ago, is advocated mainly by European centers.
Conventional approaches to developmental research derive from the frequentist paradigm of statistics, advocated mainly by R. A. Fisher, Jerzy Neyman, and Egon Pearson.
The consortium, a group of advocates backed mainly by private charities, now aims to sell its vision to government funding agencies.
In former socialist countries, these reforms were mainly advocated and dictated by the World Bank [ 15, 16].
These advocates, mainly in the State Department and C.I.A., say the Iraqi exiles have no legitimacy among the Iraqi people.
Early treatment was first advocated by Ho, 63 mainly in relation to the potential benefit for infected individuals, because of the following reasons.
The general opinion about this procedure is mainly divided into a favorable one advocated by McMinn et al. [ 3] and a negative one supported by Spierings et al. [ 4].
MSCs were identified by the criteria advocated by the International Society for Cellular Therapy.
Focusing mainly on the widely used quantification framework advocated by Carlson and Parkin (1975), the so-called "probability approach", we find that quantified expectations derived from the probability approach display a surprisingly weak correlation with the reported quantitative stock return forecasts.
It is mainly advocated against depression, anxiety, sleep disorders, the common cold, herpes, and the human immunodeficiency virus.
