The phrase "a mandatory prerequisite" is correct and usable in written English.
It can be used when referring to a requirement that must be fulfilled before proceeding with a particular task or course.
Example: "Completing the introductory course is a mandatory prerequisite for enrolling in the advanced program."
Alternatives: "an essential requirement" or "a necessary condition".
Availability of a functional vascular access is a mandatory prerequisite for extracorporeal renal replacement therapy in patients with acute renal failure.
KRAS status is now a mandatory prerequisite in order to treat metastatic colorectal patients with anti-Epidermal Growth Factor Receptor (EGFR) antibodies, such as cetuximab or panitumumab.
The detailed understanding and quantification of such a complex behavior is a mandatory prerequisite to the design of novel pharmaceuticals for controlled oral delivery.
A mandatory prerequisite for such an operation is a sufficiently good suppression of the ion backflow from the avalanche region, which otherwise limits the tracking and particle identification capabilities of such a detector.
Here we review work from our lab and others, conducted in sighted and congenitally blind individuals, whose results indicate that vision is not a mandatory prerequisite for the brain cortical organization to develop and function.
Business Associations is a mandatory prerequisite for the class.
Reflections and experiences about management rules are a mandatory prerequisites to design processes for collective management.
It required a relatively long training period to achieve the mandatory prerequisite that most professionals in the BZH develop basic Internet abilities.
At the time of diagnosis, only a minority of about 20% of patients are in a non-metastatic stage of disease, which is the mandatory prerequisite for potentially curative surgery.
For many experimental paradigms, e.g., visuo-spatial attention paradigms, the identification of task-relevant positions is the only mandatory prerequisite.
Therefore, any novel antioxidant molecules designed as potential neuroprotective treatment in acute or chronic neurological disorders should have the mandatory prerequisite that they can cross the BBB after systemic administration.
