The phrase "a protocol for a study" is correct and usable in written English.
You can use it when referring to a formal set of procedures or guidelines designed for conducting a research study.
Example: "The researchers developed a protocol for a study to ensure consistency in data collection and analysis."
Alternatives: "a research protocol" or "a study protocol".
We present a protocol for a study investigating the effect of food price changes on purchasing decisions among individuals participating in federal food assistance programs and among those not participating in these programs.
One article outlined a protocol for a study that will be very relevant once complete; however it was nevertheless excluded because no evaluation data is published yet [ 11].
The present publication describes a protocol for a study evaluating the efficacy and safety of adding a GLP-1RA to insulin treatment in overweight patients with T1D in a randomised, double-blinded, controlled design.
We present a protocol for a study to test the hypothesis that metformin will improve insulin sensitivity in obese pregnant women, thereby reducing the incidence of high birthweight babies and other pregnancy complications.
26 A protocol for a study of the effects of smoking in patients with COPD has recently been reported by Lo Tam Loi et al 27 from Utrecht, Netherlands.
The aim of the present study is to describe a protocol for a study aimed at analyzing the effects of NMES on dorsiflexors combined with physical therapy on static and functional balance in children with CP submitted to BT- A. Protocol for a prospective, randomized, controlled trial with a blinded evaluator.
The authors present a protocol for a study-in-preparation that aims to investigate effects of Running Therapy on executive functions and sleep quality in prisoners.
A protocol for a larger study has recently been published [ 31].
This paper comprises a protocol for a qualitative study investigating alcohol's role in self-harm in rural Sri Lanka at three levels: the individual, community and policy level.
This paper presents a protocol for a qualitative study that aims to identify the barriers and facilitators to accessing the ECP from community pharmacies in Australia.
The project ends in August 2015; however, we have already submitted a protocol for a larger study to evaluate the third prototype of the system.
