PMC:5332029 / 29672-29996 JSONTXT

{"project":"2_test","denotations":[{"id":"28249032-17544636-91797279","span":{"begin":85,"end":86},"obj":"17544636"},{"id":"28249032-25113523-91797280","span":{"begin":87,"end":89},"obj":"25113523"},{"id":"28249032-22964561-91797281","span":{"begin":90,"end":92},"obj":"22964561"},{"id":"28249032-18179672-91797282","span":{"begin":250,"end":252},"obj":"18179672"}],"text":"Five of the studies in this review presented data on both direct and indirect costs [3,31,45,52]. Indirect costs items included mortality, early retirement, sickness absence, production losses, work disability and reduced quality of life. One study [38] focussed exclusively on indirect costs, no direct costs were examined."}