This was one of the first systematic studies of the ideomotor effect.
In systematic studies of the M.S.B.P. profile, its predictive value has not held up well.
No recent systematic studies have been made of the sparrow population.
Harden's narrative is reinforced by more systematic studies.
But systematic studies do not confirm that suspicion.
In research, he said, every nation would benefit from more systematic studies and observations of weather phenomena.
Because federally financed tutoring is so new, there have been few if any systematic studies of its effectiveness.
But the scientists have not reported the systematic studies of several laboratories testing the same samples using the same techniques.
They noted that few systematic studies had been done; still, there was plenty of evidence of decline.
"There haven't been very systematic studies of a very young group," said Prof Louis Appleby, director of the inquiry at the University of Manchester.
He produced one of the first systematic studies of a big company.
