The control of tropical diseases and socioeconomic development : (with special reference to malaria and its control) / J.A. Nájera.

A large-scale field trial of malathion as an insecticide for antimalarial work in Southern Uganda / J.A. Najera [and others].

We're experiencing some problems with our WiFi today. Thank you for your patience while we resolve these issues.

We're running paid user research studies to improve Wellcome Collection online