我国医药产业专利技术结构演变分析
杨舒杰1，郭玮华1，王瑞麟1，陈 晖2，武志昂1*
Analysis on the Evolution of Patent Technology Structure of Pharmaceutical Industry in China
YANG Shujie1, GUO Weihua1, WANG Ruilin1, CHEN Hui2, WU Zhiang1*
.
2019, (07): 814
-817
.
DOI: 10.16522/j.cnki.cjph.2019.07.019
