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Onwujekwe และผู้แต่งคนอื่นๆ. 1995. An approach for determining the ability and willingness of communities to finance the control of onchocerciasis using ivermectin in Nigeria. Graduate School, Chulalongkorn University;
Onwujekwe และผู้แต่งคนอื่นๆ. (1995) An approach for determining the ability and willingness of communities to finance the control of onchocerciasis using ivermectin in Nigeria . Chulalongkorn University/Bangkok.
Onwujekwe และผู้แต่งคนอื่นๆ. An approach for determining the ability and willingness of communities to finance the control of onchocerciasis using ivermectin in Nigeria. . Bangkok:Chulalongkorn University, 1995.
Onwujekwe และผู้แต่งคนอื่นๆ. (1995) An approach for determining the ability and willingness of communities to finance the control of onchocerciasis using ivermectin in Nigeria . Chulalongkorn University/Bangkok.