APA

Ekanem O. J., Weisfeld J. S., Salako L. A., Nahlen B. L., Ezedinachi E. N., Walker O., Breman J. G., Laoye O. J. & Hedberg K. (19900712). Sensitivity of Plasmodium falciparum to chloroquine and sulfadoxine/pyrimethamine in Nigerian children. : Bulletin of the World Health Organization.

Chicago

Ekanem O J, Weisfeld J S, Salako L A, Nahlen B L, Ezedinachi E N, Walker O, Breman J G, Laoye O J and Hedberg K. 19900712. Sensitivity of Plasmodium falciparum to chloroquine and sulfadoxine/pyrimethamine in Nigerian children. : Bulletin of the World Health Organization.

Harvard

Ekanem O. J., Weisfeld J. S., Salako L. A., Nahlen B. L., Ezedinachi E. N., Walker O., Breman J. G., Laoye O. J. and Hedberg K. (19900712). Sensitivity of Plasmodium falciparum to chloroquine and sulfadoxine/pyrimethamine in Nigerian children. : Bulletin of the World Health Organization.

MLA

Ekanem O J, Weisfeld J S, Salako L A, Nahlen B L, Ezedinachi E N, Walker O, Breman J G, Laoye O J and Hedberg K. Sensitivity of Plasmodium falciparum to chloroquine and sulfadoxine/pyrimethamine in Nigerian children. : Bulletin of the World Health Organization. 19900712.