SERA FROM NIGERIAN CHILDREN WITH GENITOURINARY SCHISTOSOMIASIS HAVING IMMUNE COMPLEXES AND HEAT LABILE LEUCOCYTE MIGRATION INHIBI- TORY FACTORS WITHOUT IMPAIRED CELLULAR IMMUNITY. Pakistan Journal of Scientific & Industrial Research. 2004;47(5):380-386. Accessed March 10, 2026. https://www.v2.pjsir.org/index.php/biological-sciences/article/view/1555