| seroprevalence and incidence of toxoplasma gondii among apparently healthy and visually or hearing disabled children in taiz city, yemen. | this cross sectional study was conducted in the city of taiz, yemen, during the period from august 2006 to august 2007 in order to investigate the seroprevalence and incidence of toxoplasmosis among apparently healthy children (ahc) and visually and/or hearing disabled children (dc). the seroprevalence was 16.0% among ahc compared to 32.5% among dc. the effect of gender was clear as the seroprevalence rate was significantly higher among females (18.3 and 43.8% for ahc and dc, respectively) than ... | 2010 | 20333289 |