权威例句
The friction cost method for measuring indirect costs of disease.Immune activity elevates energy expenditure of house sparrows: a link between direct and indirect costs?Direct and indirect costs of asthma in Canada, 1990.A comprehensive study of the direct and indirect costs of adult asthma ☆ ☆☆The Economic Burden of Insomnia: Direct and Indirect Costs for Individuals with Insomnia Syndrome, Insomnia Symptoms, and Good Sleep...Indirect cost in economic evaluation: the opportunity cost of unpaid inputsThe direct and indirect costs of untreated insomnia in adults in the United States.A practical guide for calculating indirect costs of disease.Indirect costs of obesity: a review of the current literature.Towards a new approach for estimating indirect costs of disease.
