TY - BOOK AU - Ellickson,Paul AU - Stern,Scott AU - Trajtenberg,Manuel TI - Patient welfare and patient compliance : an empirical framework for measuring the benefits from pharmaceutical innovation AV - R727.43 E444P PY - 1999/// CY - Cambridge, Mass PB - National Bureau of Economic Research KW - DRUGS KW - TECHNOLOGICAL INNOVATIONS KW - PRESCRIBING KW - ECONOMETRIC MODELS KW - PATIENT COMPLIANCE KW - ECONOMETRIC MODLES KW - ECONOMICS KW - RESEARCH ER -