Studies on coumarins of a chinese drug Qian-hu; VII. Structures of new coumarin-glycosides of Zi-hua Qian-hu and effect of coumarin-glycosides on human platelet aggregation. - Matano ,Y,.; Okuyama ,T,.; Shibata ,S,.; Hoson ,M,.; Kawada ,T,.; Osada ,H,.; Noguchi ,T.. (Planta Medica, 1986)