Analysis of Patent Strategy of PDE-5 Inhibitor Sildenafil Citrate

LUO Zhibo, WANG Wei, QIN Fei, WANG Jiansong, CHEN Jiachun

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主办：上海医药工业研究院
　　　中国药学会
　　　中国化学制药工业协会
ISSN 1001-8255   CN 31-1243/R   ZYGZEA
Chinese Journal of Pharmaceuticals
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Chinese Journal of Pharmaceuticals ›› 2021, Vol. 52 ›› Issue (07) : 975-982. DOI: 10.16522/j.cnki.cjph.2021.07.018
Pharmaceutical Management & Information

Analysis of Patent Strategy of PDE-5 Inhibitor Sildenafil Citrate

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{{article.zuoZheEn_L}}. {{article.title_en}}. {{journal.qiKanMingCheng_EN}}. 2021, 52(07): 975-982 https://doi.org/10.16522/j.cnki.cjph.2021.07.018

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