Poz, Mario Roberto Dal
,
[Sistema de informaçao sobre recursos humanos como instrumento estratégico para alcançar eficiencia e democratizaçao na gestao local de sa'ude / Mario Roberto Dal Poz]
World Health Organization. Programme on Communicable Diseases Prevention and Control
,
[Status of tuberculosis in the 22 high-burden countries : 1999 : country profiles]
Helmer, Richard
,
Hespanhol, Ivanildo
,
World Health Organization
,
[Water pollution control : a guide to the use of water quality management principles]
De Lima e Costa, M. F
,
Rocha, R. S
,
Coura Filho, P
,
Katz, N
,
[A 13 [Thirteen]-year follow-up of treatment and snail control in an area endemic for Schistosoma mansoni in Brazil : incidence of infection and reinfection / M. F. F. de Lima e Costa ... [et al.]]