The phrase "mainly viewed as" is correct and usable in written English.
You can use it when you want to describe something that is seen in a particular light by most people, or by a majority of people. For example, "Wealth is mainly viewed as an important determinant of success in today's society."
Tortorella said Callahan plays "with a chip on his shoulder" because he is mainly viewed as one of the league's best grinders.
(I've not even mentioned climate change, synthetic biology, the continued mass movement of people, billions of connected internet-enabled devices). To most politicians – even the left, which once imagined that its "white heat" would forge a better world – technology is mainly viewed as a job creator or deliverer of efficiency.
At the time, the massive iceberg was mainly viewed as yet another global warming sign — after all, the melting of West Antarctica, due to warm ocean waters that are reaching glaciers like Pine Island and melting them from below, is perhaps the world's number-one sea level threat.
I think there has been relatively little research done with pigs compared to some other animals because pigs are mainly viewed as food and as biomedical subjects.
Although harmful algal blooms are mainly viewed as natural phenomena, the magnitude and occurrence of some toxic species can be exacerbated by nutrient inputs from human sewage and fertilizer and possibly other forms of coastal pollution.
Sexual intercourse during early adolescence has been mainly viewed as a problem behavior (Jessor & Jessor, 1977; Ream, 2006) alongside behaviors such as drug use, running away, stealing, vandalism, and school failure or drop out.
Then do you both repeat and do duplicative work, or do you try to reconcile somehow?" Interviewee 5 Despite expressing that the importance of cross-sectoral engagement has long been recognized, one interviewee argued that WHO, and the global health system more broadly, still mainly viewed health as an issue for the health sector.
But a number of attendees said they mainly viewed the cartoons as an indicator of the tensions facing the surging Muslim population in Europe, adding that American papers had largely shied away from publishing them.
Social entrepreneurship is mainly viewed in literature as a social change which remotes social values and improves the well-being of people involved in the process of enterprising (Mair 2005).
The CBT components were mainly viewed positively but regarded as more challenging to learn and implement.
[Patient, focus group interview 3]" The healthcare professionals mainly viewed an interactive self-report system as a way to improve adherence, and hoped they could subsequently use it as an educational tool to teach patients the importance of taking their medication.
