In this study, trans-pulmonic valvular gradient of 51 patients with congenital pulmonary stenosis measured by CW-Doppler and cardiac catheterization were compared to find whether they are comparable and if Doppler method is accurate enough for interventional decision-making. Results showed that findings in both methods were comparable and Doppler method is accurate and enough for clinical decis...

this study was intended to analyze the listening tapescripts of the elementary and pre-intermediate levels of total english textbooks from the pragmatic dimension of language functions and speech acts in order to see whether the listening tasks are pragmatically informative or not. for this purpose, 8 conversations from the two books were selected randomly, and then, the two pragmatic models of...

this study considers the level of increase in customer satisfaction by supplying the variant customer requirements with respect to organizational restrictions. in this regard, anp, qfd and bgp techniques are used in a fuzzy set and a model is proposed in order to help the organization optimize the multi-objective decision-making process. the prioritization of technical attributes is the result ...