Effects of sildenafil on motor symptoms in Parkinson's diseaseK. Winge,L. Friberg,L. Werdelin,H. StimpelEUROPEAN JOURNAL OF NEUROLOGY(2004)引用 0|浏览7暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要