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2. Which doctors die first? Analysis of BMJ obituary columns;Wright, D.J.M.; Roberts, A.P.;BMJ,1996
3. Methodism;Davies, R.E.,1963
4. Primitive Methodist Church. Minutes made at the 51st - 113th Annual Conference of the Primitive Methodist Connexion. London, 1870–1932; Wesleyan Methodist Church. Minutes of Several Conversations at the 127th - 189th Yearly Conference of the People Called Methodists;London:,1870
5. Primitive Methodist Ministers and their stations from the commencement to 1932;Leary, W.,1981