Using Network Sampling for estimating the Diffusion of Thalassemia Disease

This paper used the technique of Network Sampling for estimating the diffusion of a hevidetary disease of Mediterranean (Thalassemia) in Tala'fur city, and a comparison of the efficiency of this technique with some ordinary techniques was made in estimation , and it has been concluded that this technique had been characterized by less variance and giving it a near actual estimations as compared to the remaining known ordinary techniques in which the most important one is the technique of proportion sampling .