The phrase "at least recurring" is correct and usable in written English.
It can be used when discussing something that happens repeatedly or periodically, indicating a minimum frequency of occurrence.
Example: "The issue is at least recurring, which suggests that it may need further investigation."
Alternatives: "at a minimum, repetitive" or "at the very least, frequent".
Or, at least, recurring migraines.
"One of the peculiarities of intellectual history," Greif notes, "is that the most extreme positions taken after a particular conjunction of surprising events, outliers in their own times, periodically turn out to be lasting or, at least, recurring positions for subsequent years".
Reverence for the past is a universal human trait — or, at least, a recurring symptom of modernity — and the laws of capitalism, technological change and collective taste ensure that things are never what they used to be.
During follow-up, collectively 531 events of ulcer recurrence or new ulceration were observed, resulting in 1-, 3-, and 5-year cumulative incidences of at least one recurring ulcer episode among those under risk (i.e., alive and with at least one leg) of 35, 63, and 77%.
A more diverse writing team may have at least noticed that recurring pattern.
A main focus was how to avoid, or at least mitigate, the recurring slumps in economic activity.
Recurrent headache was defined as headache recurring at least monthly during the past year, and sub-classified into monthly and weekly headache, which served as separate outcomes.
Sure, some managed to defeat weak machine candidates, but "the strain leaves most independents so exhausted that most of them eventually embrace the Machine, at least gently, to avoid recurring primary struggles".
Recurrent headache was defined as headache recurring at least monthly during the past year, and was subclassified into monthly, weekly and daily complaints.
Taken into account that A. vaginae is resistant to metronidazol, a common antibiotic given for the treatment of BV, a proof of absence of this organism should be mandatory at least in women with recurring vaginal complaints.
In phase I (dose-escalation stage), patients with OC recurring at least 6 months after platinum-containing chemotherapy received 3-h infusions of sagopilone (initial dose of 12 mg m−2) followed by carboplatin every 3 weeks, for 2 6 treatment courses.
