APA
Horwitz J. R., National Bureau of Economic Research, Hsuan C. & Nichols A. (2017). The Role of hospital and market characteristics in invasive cardiac service diffusion. Cambridge: NBER.
Chicago
Horwitz Jill R, National Bureau of Economic Research, Hsuan Charleen and Nichols Austin. 2017. The Role of hospital and market characteristics in invasive cardiac service diffusion. Cambridge: NBER.
Harvard
Horwitz J. R., National Bureau of Economic Research, Hsuan C. and Nichols A. (2017). The Role of hospital and market characteristics in invasive cardiac service diffusion. Cambridge: NBER.
MLA
Horwitz Jill R, National Bureau of Economic Research, Hsuan Charleen and Nichols Austin. The Role of hospital and market characteristics in invasive cardiac service diffusion. Cambridge: NBER. 2017.