Using patents data to map technical change in health-related areas
Lichtenberg
Using patents data to map technical change in health-related areas Frank Lichtenberg and Suchin Virabhak - Paris OECD Publishing 2003 - 47p ill. 30cm
Using patents data to map technical change in health-related areas Frank Lichtenberg and Suchin Virabhak - Paris OECD Publishing 2003 - 47p ill. 30cm