1.Casemore DP. Epidemiological aspects of human cryptosporidiosis. Epidemiol Infect 1990; 104: 1–28.
2.CDC. Assessing the public health threat associated with waterborne cryptosporidiosis: Report of a workshop. MMWR 1995; 44 (No. RR-6): 1–19.
3.Public Health Laboratory Service Study Group. Cryptosporidiosis in England and Wales: prevalence and clinical and epidemiologic features. BMJ 1990; 300: 774–7.
4.MacKenzie WR, Hoxie NJ, Proctor ME, et al. A massive waterborne outbreak of Cryptosporidium infection transmitted through the public water supply. N Engl J Med 1994; 331: 161–7.
5.D'Antonio RG, Winn RE, Taylor JP, et al. A waterborne outbreak of cryptosporidiosis in normal hosts. Ann Intern Med 1985; 103: 886–8.
6.Hayes EB, Matte TD, O'Brien TR, et al. Large community outbreak of cryptosporidiosis due to contamination of a filtered public water supply. N Engl J Med 1989; 320: 1372–6.
7.Millard PS, Gensheimer KF, Addiss DG, et al. An outbreak of cryptosporidiosis from fresh-pressed apple cider. JAMA 1994; 272: 1593–6.
8.MacKenzie WR, Schell WL, Blair KA, et al. Massive waterborne outbreak of Cryptosporidiosis, Milwaukee, Wisconsin: Recurrence of illness and risk of secondary transmission. Clin Infect Dis 1995; 21: 57–62.
9.Ungar BLP. Cryptosporidiosis in humans (Homo sapiens). In: Dubey JP, Speer CA, Fayer R, eds. Cryptosporidiosis of man and animals. Boca Raton, Florida: CRC Press, 1990: 59–82.
10.Dupont HL, Chappell CL, Sterling CR, Okhuysen PC, Rose JB, Jakubowski W. The infectivity of Cryptosporidium parvum in healthy volunteers. N Engl J Med 1995; 332: 855–9.
11.Flanigan T, Whalen C, Turner J, et al. Cryptosporidium infection and CD4 counts. Ann Intern Med 1992; 116: 840–2.
12.McGowan I, Hawkins AS, Weller IVD. The natural history of cryptosporidial diarrhoea in HIV-infected patients. AIDS 1993; 7: 349–54.
13.Freidank H, Kist M. Cryptosporidia in immunocompetent patients with gastroenteritis. Eur J Clin Microbiol Infect Dis 1987; 6: 56–9.
14.Pitlik SD, Fainstein V, Garza D, et al. Human cryptosporidiosis: spectrum of disease. Report of six cases and review of the literature. Arch Intern Med 1983; 33: 98–108.
15.Schlesselman JJ. Case-control studies: Design, conduct, and analysis. New York: Oxford University Press, 1982.
16.Gallaher MM, Herndon JL, Nims LJ, Sterling CR,Grabowski DJ, Hull JF. Cryptosporidiosis and surface water. Am J Public Health 1989; 79: 39–42.
17.Weinstein P, Macaitis CW, Cameron S. cryptosporidial diarrhoea in South Australia. Med J Aust 1993; 158: 117–9.
18.CDC. Cryptosporidium infections associated with swimming pools – Dane County, Wisconsin, 1993. MMWR 1994; 43: 561–3.
19.MacKenzie WR, Kazmierczak JJ, Davis JP. An outbreak of cryptosporidiosis associated with a resort swimming pool. Epidemiol Infect 1995; 115: 545–53.
20.Cordell RL, Addiss DG. Cryptosporidiosis in child care settings: A review of the literature and recommendations for prevention and control. Pediatr Infect Dis J 1994; 13: 310–7.
21.Ravn P, Lundgren JD, Kjaeldgaard P, et al. Nosocomial outbreak of cryptosporidiosis in AIDS patients. BMJ 1991; 302: 277–80.