• UK Cryptosporidium Reference Unit: Guidance for the investigation of Cryptosporidium linked to swimming pools [external link]
• P R Hunter. Advice on the response from public and environmental health to the detection of cryptosporidial occysts in treated drinking water. [external PDF] Commun Dis Public Health 2000; 3: 24-7.
• Preventing person-to-person spread following gastrointestinal infections: guidelines for public health physicians and environmental health officers  [external PDF] Commun Dis Public Health 2004 7(4).
• Guidance on Infection Control in Schools and other Child Care Settings (PDF, 163 KB)