The phrase "most of studies" is correct and usable in written English.
You could use it when you are talking about a group of studies that have been done, and you want to refer to the majority of them. For example: "Most of studies on the topic suggest that the risk of developing a certain disease is low."
In most of studies, complete abortion was defined as complete expulsion of the products of conception without surgical intervention.
Although the aggregation has attracted much attention recently, it is studied alone in most of studies.
Among them, most of studies investigated from an experimental point of view.
However, most of studies employed IL as reaction solvent which requires a large amount of IL.
Most of studies compared vaginal route of misoprostol with sublingual or oral route while only one study compared sublingual route with oral route (Fig. 2A).
So far, most of studies on robust LPV systems have been made based on gain scheduled methodology.
Most of studies have been devoted to developing new Ir III) complexes by variation of primary ligands.
Besides, it is found that oxygen groups exist in carbon materials obviously influence electrochemical performance of cathode, which could be ignored in most of studies.
However, most of studies about CCS system focus on a specific process, while a few does on the integrated CCS system.
However, most of studies focus on the interaction of protein with nanoparticle in bulk phase, the impact of nanoparticle on the function of protein immobilized on the biological interface has been ignored for a long time.
Consequently, a flexible joint is formed at the delamination tip, and it is different from the conventional rigid joint given in most of studies in the literature, in which the local delamination tip deformations are completely ignored.
