//-->
Canada
Coyte, Peter C., (1990)
Health care revisited
(1995)
The impact of the medicare prospective payment system and recommendations for change
Lave, Judith R., (1990)
The importance of sample selection bias in the estimation of medical care demand equations
Murphy, Mary Z., (1987)
The Importance of Sample Selection Bias in the Estimation of Medical Care Demand Equations
Murphy, Mary Zimmerman, (1987)