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Brès, P.L.J. ,  World Health Organization ,  [Mass vaccination campaigns against yellow fever: technical considerations for a furture policy: informal consultation on epidemiology and control of yellow fever in tropical Africa, OCCGE/WHO]

Brès, P.L.J. ,  World Health Organization ,  [Epidemiology of yellow fever: training course in epidemiology and control of communicable diseases]

Brès, P.L.J. ,  World Health Organization ,  [WHO collaborative studies : guide for the control of emergencies caused by yellow fever in Africa, Dakar, 30 May to 3 June 1983]

Brès, P.L.J. ,  World Health Organization ,  [Mass vaccination campaigns against yellow fever: technical considerations for a furture policy: informal consultation on epidemiology and control of yellow fever in tropical Africa, OCCGE/WHO]

Brès, P.L.J. ,  World Health Organization ,  [Epidemiology of yellow fever: training course in epidemiology and control of communicable diseases]

Brès, P.L.J. ,  World Health Organization ,  [Vaccination : guide for the control of emergencies caused by yellow fever in Africa, Dakar, 30 May to 3 June 1983]

Brès, P.L.J. ,  World Health Organization ,  [WHO collaborative studies : guide for the control of emergencies caused by yellow fever in Africa, Dakar, 30 May to 3 June 1983]

Brès, P.L.J. ,  World Health Organization ,  [Vaccination : guide for the control of emergencies caused by yellow fever in Africa, Dakar, 30 May to 3 June 1983]