Gibson, B J, Kettle, JE, Robinson, PG, Walls, A & Warren, L 2018, ' Oral care as a life course project: a qualitative grounded theory study ', Gerodontology . https://doi.org/10.1111/ger.12372 Gibson, B J, Kettle, J E, Robinson, P G, Walls, A & Warren, L 2018, ' Oral care as a life course project : A qualitative grounded theory study ', Gerodontology . https://doi.org/10.1111/ger.12372