https://www.selleckchem.com/pr....oducts/mcc950-sodium
A 10-item short form (SCQOLS-1 may serve as a quick, valid and reliable assessment of the overall level of quality of life. OBJECTIVE A conceptually oriented pre-processing of a large number of potential prognostic factors may improve the development of a prognostic model. This study investigated whether various forms of conceptually oriented pre-processing or the preselection of established factors was superior to using all factors as input. STUDY DESIGN AND SETTING We made use of an existing project which developed two co
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