The phrase "a greatly needed" is correct and usable in written English.
It can be used to emphasize the importance or necessity of something that is required or desired.
Example: "The community has expressed a need for a greatly needed park to provide recreational space for families."
Alternatives: "a much-needed" or "an essential".
Assuming they can, these techniques could become the foundation for a greatly needed disciplined engineering approach to the design of accurate and reliable security systems.
As in the past, I have confidence that the Bank will give our economy a greatly needed boost.
Hailed as a huge victory, VAWA worked to make stricter laws preventing interstate stalking, created a greatly needed national domestic violence hotline number, and created specific standards for the use of evidence in cases involving domestic violence.
distachyon; Mur et al., 2011) providing reference and comparative material, this transcriptome assembly will be useful on a broad scale as a greatly needed resource for ecologists and geneticists conducting research on native and invasive populations of B. sylvaticum, and on the role of climate change and adaptation toward successful invasiveness.
The greater number of dogs who are diagnosed yearly with osteosarcoma, along with the more accelerated progression to metastasis compared to pediatric osteosarcoma, provides a greatly needed resource for the study of this rare pediatric cancer and may be necessary for optimal progress to be made.
They believed the EU provided a source of greatly needed skills and expertise.
Since no "gold-standard" method is available to continuously, reliably, and effectively monitor the effects of sedatives and anesthetics, such a method is greatly needed.
The treatment of HIV with ARTs is a huge and greatly needed advance decreasing morbidity and mortality from HIV substantially but it has some unintended consequences that require either preventive efforts or appropriate treatment.
To have a better coverage for these samples, more SNPs with a high density are greatly needed for further analysis of this cluster in relation to smoking-related phenotypes.
Dick Thompson, a spokesman for the World Health Organization, said a fast, accurate test was greatly needed to help doctors identify who should be quarantined in a future epidemic.
In addition to creating housing for the poor within sound communities, the fund would stimulate construction of multifamily rental buildings at a time when they are greatly needed.
