title: Two-step testing for C. difficile: no answers yet.
authors.forename: T D
authors.initials: TD
authors.lastname: Planche
authors.forename: M H
authors.initials: MH
authors.lastname: Wilcox
mesh_terms: D000465:Algorithms; D016360:Clostridioides difficile / Q000302:isolation & purification*; D005243:Feces / Q000382:microbiology; D006801:Humans; D007124:Immunoenzyme Techniques / Q000379:methods*; D012107:Research Design; D012680:Sensitivity and Specificity