Field trials.
Epidemiology and Biostatistics Unit, Hospital Clinic, University of Barcelona, Barcelona, Spain.
Pedro L
PL
Alonso
John J
JJ
Aponte
D006801:Humans; D008288:Malaria / Q000453:epidemiology / Q000517:prevention & control*; D010274:Parasitology / Q000379:methods; D015203:Reproducibility of Results; D012107:Research Design; D018401:Sample Size