title: Reply: Epidemiologic studies need asymptomatic controls.
authors.affiliation: Department of Epidemiology and Public Health, Swiss Tropical and Public Health Institute, Switzerland; University of Basel, Basel, Switzerland; Institute of Medical Microbiology and Hygiene, Saarland University Medical Center, Homburg/Saar, Germany. Electronic address: soeren.becker@uks.eu.
authors.forename: S L
authors.initials: SL
authors.lastname: Becker
authors.affiliation: Division of Tropical and Humanitarian Medicine, Geneva University Hospitals, Geneva, Switzerland.
authors.forename: F
authors.initials: F
authors.lastname: Chappuis
authors.affiliation: Department of Biomedical Sciences, Institute of Tropical Medicine, Antwerp, Belgium.
authors.forename: K
authors.initials: K
authors.lastname: Polman
authors.affiliation: Département Environnement et Santé, Centre Suisse de Recherches Scientifiques en Côte d'Ivoire, Côte d'Ivoire; Unité de Formation et de Recherche Biosciences, Université Félix Houphouët-Boigny, Abidjan, Côte d'Ivoire.
authors.forename: E K
authors.initials: EK
authors.lastname: N'Goran
authors.affiliation: Institute of Medical Microbiology and Hygiene, Saarland University Medical Center, Homburg/Saar, Germany.
authors.forename: L
authors.initials: L
authors.lastname: von Müller
authors.affiliation: Department of Epidemiology and Public Health, Swiss Tropical and Public Health Institute, Switzerland; University of Basel, Basel, Switzerland.
authors.forename: J
authors.initials: J
authors.lastname: Utzinger
mesh_terms: D000818:Animals; D003955:Diagnostic Tests, Routine / Q000379:methods*; D003967:Diarrhea / Q000175:diagnosis*; D005243:Feces / Q000382:microbiology* / Q000469:parasitology*; D005260:Female; D006801:Humans; D008297:Male; D008853:Microscopy / Q000379:methods*; D060885:Multiplex Polymerase Chain Reaction / Q000379:methods*