Stuart X. Zhu

Learn More
T his paper studies a decentralized supply chain consisting of a supplier and a retailer facing price-and lead-time-sensitive demands. A Stackelberg game is constructed to analyze the price and lead time decisions by the supplier as the leader and the retailer as the follower. The equilibrium strategies of the two players are obtained. Using the performance(More)
Aortic compliance in normotensive and hypertensive Chinese subjects undergoing diagnostic cardiac catheterization was compared by using a newly described method that allows for determination of the pressure dependence of compliance if one assumes a value for the exponential coefficient of the pressure-volume relation of the large arteries. Under baseline(More)
From September 15, 1977, to April 15, 1978, 450, 477 persons over the age of 7 years were screened for schistosomiasis; a subgroup of 198,950 over 30 years were screened for colorectal cancer. Seventy-five malignant colorectal tumors were discovered in the latter group, a positive rate of 37.69 per 100,000 (seven were colonic cancers, 14 rectal cancers, 20(More)
The vascular pedicled periosteum was used in 11 cases in our hospital for the treatment of femoral neck fracture with good result. The follow-up period ranged from 2 to 6 years, with an average of 4 years. Animal experiment was made to elucidate the repairing process. It demonstrated that the pedicled periosteum played double roles, namely, blood supply and(More)
From March 1983 to June 1987, 6 patients with avascular necrosis of the femoral head were treated with vascular pedicled iliac periosteum graft. Follow-up for 3 to 7.5 years showed satisfactory results. The patients experienced no hip pain, could walk freely, and resumed work after the treatment. X-ray films showed that the original defect of the femoral(More)