APA

Davey P. G., McMahon A. D., Irwin D., Anderson P., Morris A. M. & Macdonald T. M. (20060525). The influence of case mix, site selection, and methods biases on costs of hospitalization for acute exacerbations of chronic obstructive airways disease and lower respiratory tract infections. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research.

Chicago

Davey P G, McMahon A D, Irwin D, Anderson P, Morris A M and Macdonald T M. 20060525. The influence of case mix, site selection, and methods biases on costs of hospitalization for acute exacerbations of chronic obstructive airways disease and lower respiratory tract infections. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research.

Harvard

Davey P. G., McMahon A. D., Irwin D., Anderson P., Morris A. M. and Macdonald T. M. (20060525). The influence of case mix, site selection, and methods biases on costs of hospitalization for acute exacerbations of chronic obstructive airways disease and lower respiratory tract infections. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research.

MLA

Davey P G, McMahon A D, Irwin D, Anderson P, Morris A M and Macdonald T M. The influence of case mix, site selection, and methods biases on costs of hospitalization for acute exacerbations of chronic obstructive airways disease and lower respiratory tract infections. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research. 20060525.