The phrase "a three phase method" is correct and usable in written English.
You can use it when describing a method or approach that consists of three distinct phases or steps.
Example: "The project will be executed using a three phase method to ensure thorough analysis and implementation."
Alternatives: "a three-step approach" or "a tri-phase strategy".
A three phase partitioning method and a Doehlert design with 3 variables (ratio of crude extract/t-butanol, the ammonium sulphate saturation and pH) were used.
Data were collected as part of a three phase mixed methods study investigating the feasibility of implementing a national approach to CFH services in Australia (CHoRUS study).
This paper reports findings from phase two of a three phase mixed methods study investigating the feasibility of implementing a national approach to CFH services in Australia (the CHoRUS study).
The CHoRUS study used a three phase, mixed methods sequential design [ 40] to investigate the feasibility of implementing a national approach to the provision of universal services to children and families.
A three phase mixed methods project was designed with the collaboration of Minwaashin Lodge ("the research partner"), located in Ottawa, Canada, and incorporates a postcolonial theoretical framework and principles of participatory research.
By extending the method to a three phase (solid/fluid/void) design method we also demonstrate design of water containing dams.
A three phase Sequential Mixed Method Design was utilized to propose and test a research-based model explaining the relationships between technology integration in Elementary Schools and a defined set of teacher and school-related factors.
This paper describes and discusses phase 1 of a three phased, mixed methods study that is developing and evaluating an IHCA for parents of children with CKD [ 30].
The Child Health: Researching Universal Service (CHoRUS) study is a three phased mixed methods study investigating the feasibility of implementing a national approach to the provision of universal health services for children and families.
The Child Health: Researching Universal Service (CHoRUS) study, is a three phased mixed methods study investigating the feasibility of implementing a national approach to the provision of universal services to children and families.
