APA-viite

Johnston, K., & Brown, J. (1999). Two view mammography at incident screens: Cost effectiveness analysis of policy options. British Medical Journal.

Chicago-tyylinen lähdeviittaus

Johnston, Katharine, ja Jackie Brown. Two View Mammography At Incident Screens: Cost Effectiveness Analysis of Policy Options. British Medical Journal, 1999.

MLA-viite

Johnston, Katharine, ja Jackie Brown. Two View Mammography At Incident Screens: Cost Effectiveness Analysis of Policy Options. British Medical Journal, 1999.

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