Meta-analysis(2) malaria(2) systematic review(2) Plasmodium(2) severe(1) complicated(1) Pneumonia(1) Superoxide Dismutase(1) ascorbic acid(1) pneumococci(1) SOD(1) hydrogen peroxide(1) ARDS(1) pyruvate oxidase(1) marker(1) Vitamin C(1) virulence factor(1)