The phrase "a previous study completed" is correct and usable in written English.
It can be used when referring to a study that has been finished prior to the current discussion or analysis.
Example: "The findings of a previous study completed in 2020 indicate significant trends in consumer behavior."
Alternatives: "an earlier study conducted" or "a prior study finished".
The work is part of an overarching study, called Dosimetry System of 2002 (DSO2), that draws upon a wealth of measurements to clear up discrepancies in a previous study completed in 1986.
Interestingly, a previous study completed in our laboratory has revealed a similar association between plasminogen activator inhibitor-1 (PAI-1) gene deficiency and increased sensitivity to chemotherapy-induced apoptosis (Lademann et al, 2005; Rømer et al, 2005), suggesting an overlapping role of TIMP-1 and PAI-1.
Nevertheless, in a previous study, complete remission of tumor nodules locally injected with scFv FRP5 -ETA could be achieved after a scFv FRP5 -ETAnt could despite pre-existing neutralizing antibedies induced during the first round of treachieved 23].
Our previous study completed the preliminary CDSS and validated it retrospectively with the clinical information from outpatients with a confirmed diagnosis of headache [15].
Previous studies completed using the rat intracranial 9L tumor model treated with a formulation of doxorubicin comparable to that used here [ 15] showed the presence of vascular breakdown and hemorrhage 48 hours after treatment.
The rates of injury and illness in the present study (39% and 18% of TeamGB, respectively) were much higher compared with those in previous studies completed by the IOC at both the Summer and Winter Olympic Games in London 2012 and Vancouver 2010 (injury 11% and illness 7% at both Games).
In our previous study, complete protection was observed in Chinese-origin rhesus macaques immunized with SV1 (20 µg F1 and 10 µg rV270) and SV2 (200 µg F1 and 100 µg rV270) subunit vaccines and with EV76 live attenuated vaccine against subcutaneous challenge with 6×106 CFU of Y. pestis.
The radiologic response of lesions was classified into four categories as described in previous study: complete response, partial response, stable disease, and progressive disease.
In a previous study we recently completed, we found poor overall quality of reporting [ 1] with randomized controlled trials (RCTs) used in a femoral nerve block meta-analysis [ 2].
A previous study demonstrated that nurses completed 95% of the records, while interns completed 86% of them [ 11].
These Hox-related genes were identified in a previous study that compared complete or near-complete Hox complements from the sequenced genomes of human, fruit fly, Nematostella [52].
