Changes in Serum Immunoglobulin G Levels as a Marker for Cryptosporidium sp. Infection in Peruvian Children

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona

Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Department of International Health, Johns Hopkins University School of Public Health and Hygiene, Baltimore Maryland; Asociación Benéfica Proyectos en Informática, Salud, Medicina y Agricultura (PRISMA), Lima, Peru; Universidad Peruana Cayetano Heredia, Lima, Peru; Atlanta Research and Education Foundation, Decatur, Georgia; and Department of Veterinary Science and Microbiology, University of Arizona, Tucson, Arizona