From the Centers for Disease Control and Prevention. Assessment of inadequately filtered public drinking water--Washington, D.C., December 1993.
D000818:Animals; D003457:Cryptosporidiosis / Q000453:epidemiology / Q000635:transmission*; D016785:Cryptosporidium parvum; D003625:Data Collection; D004219:District of Columbia / Q000453:epidemiology; D004868:Equipment Failure; D005374:Filtration; D006801:Humans; D014871:Water Microbiology; D014881:Water Supply