Bellou, M.; Kokkinos, P.; Vantarakis, A. (2013 m. kovo mėn.). „Shellfish-borne viral outbreaks: a systematic review“. Food Environ Virol. 5 (1): 13–23. doi:10.1007/s12560-012-9097-6. PMID23412719.
Irving, GJ.; Holden, J.; Yang, R.; Pope, D. (2012). „Hepatitis A immunisation in persons not previously exposed to hepatitis A.“. Cochrane Database Syst Rev. 7: CD009051. doi:10.1002/14651858.CD009051.pub2. PMID22786522.
Lozano, R (Dec 15, 2012). „Global and regional mortality from 235 causes of death for 20 age groups in 1990 and 2010: a systematic analysis for the Global Burden of Disease Study 2010“. Lancet. 380 (9859): 2095–128. doi:10.1016/S0140-6736(12)61728-0. PMID23245604.
Bellou, M.; Kokkinos, P.; Vantarakis, A. (2013 m. kovo mėn.). „Shellfish-borne viral outbreaks: a systematic review“. Food Environ Virol. 5 (1): 13–23. doi:10.1007/s12560-012-9097-6. PMID23412719.
Irving, GJ.; Holden, J.; Yang, R.; Pope, D. (2012). „Hepatitis A immunisation in persons not previously exposed to hepatitis A.“. Cochrane Database Syst Rev. 7: CD009051. doi:10.1002/14651858.CD009051.pub2. PMID22786522.
Lozano, R (Dec 15, 2012). „Global and regional mortality from 235 causes of death for 20 age groups in 1990 and 2010: a systematic analysis for the Global Burden of Disease Study 2010“. Lancet. 380 (9859): 2095–128. doi:10.1016/S0140-6736(12)61728-0. PMID23245604.