| cost of an outbreak of hepatitis a in puglia, italy. | in total, 5889 cases of hepatitis a virus infection were reported during an outbreak in puglia, a region of southern italy, in 1996. the primary cause of the outbreak was consumption of contaminated food (raw shellfish, vegetables, etc.), with a contributory risk factor of person-to-person transmission. a detailed questionnaire was completed by 250 randomly selected patients to obtain information sufficient to calculate the direct and indirect costs of the outbreak for the individual patient, th ... | 1998 | 10178651 |