The phrase "are largely understudied" is grammatically correct and can be used in written English.
It is commonly used in academic or scientific writing to describe something that has not been extensively researched or studied. Example: "The long-term effects of this medication on children are largely understudied and warrant further research."
Factors such as disease virulence, infectability, and transference in microgravity are largely understudied.
Lesbian, gay, bisexual, transgender, queer/questioning, intersex and asexual (LGBTQIA) individuals have unique sexual and reproductive health needs; however, facilitators and barriers to optimal care are largely understudied.
The importance of glycans in human biology cannot be overstated; yet, they are largely understudied.
The intricacies of sex specific relationships between mobility and HRQoL over time are largely understudied.
Flavor is among the main criteria of quality for chocolate manufacturers, but these characteristics are largely understudied by the cocoa research and breeding community due to their complexity and a dramatic lack of fundamental knowledge about these traits.
In this regard, despite improvements in health indicators of the Northeast Region of Brazil, early neonatal mortality rate in 2012 was still 20% of the live births with gestational age 22 31 weeks [ 34] and variables associated with these deaths are largely understudied.
This area is largely understudied in older palliative cancer patients.
The relationship between protein flexibility and thermodynamic signature of ligand binding is largely understudied.
Given the spatial extent of semi-arid regions in Africa specifically, our study shows that the topic is largely understudied.
Female sex workers' (FSWs') use of alcohol, a known disinhibitor to risk behaviour, has been largely understudied.
Streamflow, in developed nations, is being monitored since late nineteenth century for better management and allocation of water resources (Barrows 1998), while in developing countries, streamflow monitoring is largely understudied.
