The phrase "a further study showed" is correct and usable in written English.
It can be used when presenting additional research findings or results that build upon previous studies.
Example: "A further study showed that the treatment was effective in reducing symptoms in a larger population."
Alternatives: "an additional study revealed" or "a subsequent study indicated".
A further study showed that the risk of ischemic stroke did not differ significantly according to the type of progestogen in users of combined HCs containing 30 40 μg ethinylestradiol [74].
A further study showed that APN was neuroprotective.
A further study showed that CD163 was associated with S. suis 2 infection [ 9].
A further study showed a reduced passive tensile strength after eccentric contraction associated with disrupted Z-discs in individual myofibrils.
A further study showed an improved specificity in the spine of patients with different types of primary tumour when using FDG-PET/CT compared with FDG-PET alone.
A further study showed that caspase-6, but not caspase-3, is activated before the onset of motor abnormalities in murine and human HD brain.
A further study shows that, partly as a result, vegetation in common spaces strengthens social ties.
A further study shows that HDAC3 is strongly expressed in over 90% of prostate cancer samples tested [ 45].
A further study shows that miR-210 is induced by HIF-1 and stabilizes HIF-1 in turn through a positive regulatory loop [ 35].
The efficacy of glycopyrronium bromide 50 μg OD has been confirmed in a further study, showing it to provide sustained 24-hour bronchodilation during 14 days' treatment [ 8].
Moreover, our data are in line with a further study, showing that the inhibition of histone acetylation interferes with the mesodermal commitment of PL-grown ADMSCs [ 54], thus confirming that the acetylation of histone 3 can bear a bivalent function in inducing both cardiac and mesodermal commitment.
