title: Egg output stability and the epidemiology of Schistosoma haematobium. I. Variation and stability in Schistosoma haematobium egg counts.
mesh_terms: D002648:Child; D005260:Female; D006801:Humans; D007109:Immunity; D008297:Male; D010270:Parasite Egg Count; D012548:Schistosoma haematobium; D012621:Seasons; D013636:Tanzania; D013997:Time Factors; D014556:Urine