Effectiveness of DDT residual sprays when delivered at specific pressures.
D000818:Animals; D000852:Anopheles; D003634:DDT; D007306:Insecticides; D008288:Malaria / Q000517:prevention & control*; D009032:Mosquito Control
D007306:Insecticides; D003634:DDT
DDT; MALARIA/prevention and control