Associating community prevalence of Schistosoma mansoni infection with prevalence of signs and symptoms

van der Werf MJ, de Vlas SJ, Looman CW, Nagelkerke NJ, Habbema JD, Engels D. Associating community prevalence of Schistosoma mansoni infection with prevalence of signs and symptoms. Acta Trop. 2002; 82(2): 127‐37.