• Onchocerciasis in Brazil 

      Moraes, Mário Augusto Pinto de; Fraiha Neto, Habib; Chaves, Geovane M (Pan American Health Organization, 1973)
      A chance identification of onchocercal nodules in American woman missionaries living among the Waica lndians in northern Brazil has resulted in discovery of a focus of the disease along the Toototobi River in the State of ...