title: Indirect fluorescent antibody tests for parasitic diseases. IV. Statistical study of variation in the indirect fluorescent antibody (IFA) test for toxoplasmosis.
mesh_terms: D003937:Diagnosis, Differential; D005455:Fluorescent Antibody Technique; D006801:Humans; D008751:Methylene Blue; D013223:Statistics as Topic; D014123:Toxoplasmosis / Q000175:diagnosis*
chemical_list: D008751:Methylene Blue