A frequent occurrence was to see a cross or long ball marginally evade the outstretched leg of a man in red.
A more frequent occurrence is low-grade polysomy (three to five copies) of chromosome 7 - where the MET locus resides - which is detected in approximately 25% of human ductal infiltrating carcinomas [ 66].
A more frequent occurrence was observed for male gallstone carriers (22%) compared to controls (9%) (p = 0.01017, OR = 2.99), for the total normal weight group (p = 0.00754, OR = 2.90), and for male non-obese gallstone patients (p = 0.01410, OR = 6.85).
The loss of PTEN, which is a more frequent occurrence, was not assessed.
Evidence from the trauma community, supported by basic science and research in other disciplines in which major hemorrhage is a frequent occurrence (that is, cardiac surgery and obstetrics), has reached broad agreement of the necessity to maintain fibrinogen at more than 1.5 g/L [ 8].
So when reports spring up about mining companies behaving badly, which is a frequent occurrence, there's a very good chance the company is Canadian.
It is becoming such a frequent occurrence, it is likely to have some very serious negative effects.
It is a frequent occurrence as manatees are often injured by boats which is part of the reason they are considered to be a threatened species.
After every mass shooting — a frequent occurrence — there's a cable-news information gap.
"It's not a frequent occurrence, but this isn't the first time," a Nasa spokesperson said at the time.
The importance of the four arginines that intercalate into 7SK is highlighted by the fact that in a virus where mutations are a frequent occurrence with Tat being one of the highly variable proteins41, these arginines remain highly conserved (>92% conservation frequency in HIV-1 subtype B).
