The phrase "are lacking because of" is correct and usable in written English.
It can be used to explain the reason for a deficiency or absence of something.
Example: "The resources are lacking because of budget cuts that were implemented last year."
Alternatives: "are missing due to" or "are insufficient because of".
Though phase angle perturbations are a subject of many studies in electrophysiological research, conclusive statements are lacking because of the absence of consensus among results.
Definitive conclusions are lacking because of small sample size and considerable heterogeneity in subject, disease, and transplant variables.
This review evaluates the available literature and provides an update concerning the pathophysiology, current treatment approaches, and future pharmaceutical tactics in the management of CRS in patients with CF. Optimal medical and surgical strategies for CF CRS are lacking because of a dearth of well-performed clinical trials.
46, 49– 52 However, precise estimates of the genetic contribution to bone loss are lacking because of the difficulty in assessing bone change reliably, ie, specific trajectories of bone change are non-linear and highly age-dependent, making it critical that multiple measurements over time be obtained in a standardized fashion.
Surface water is lacking because of the porous nature of the calcareous rock formation.
Access and resources in rural areas may be lacking because of distances to medical centers, a reduced tax base and lack of primary care providers.
It's impossible to tell whether those safeguards were lacking because of an oversight or whether it was a conscious business decision.
Conclusive evidence, however, has often been lacking because of surface contamination or other effects which could not be implicated as factors in catalysis.
Asked about the giant amount of content that Netflix was lacking because of HBO's deals, Mr. Sarandos seemed to take a long-term view.
The Mogollon culture has been divided into various developmental periods, though consensus is lacking because of incomplete evidence and because of the different rates of development across the immense geographic area these people inhabited.
In countries where access to capital is lacking because of inadequate financial institutions, micro-loans and peer-to-peer money transfers have allowed small business to not only spring up, but also stimulate local economies.
