A Rational Testing Request Procedure was published in the Rational Laboratory Use Project. Cı Rational Test Prompt Procedure lü has been prepared by the General Directorate in the scope of the Proj Rational Laboratory Use Project ı in order to ensure the correct diagnosis of the patient, to increase the clinical usefulness of the test results and to reduce the number of unnecessary tests required from the medical laboratories. .Rational Laboratory Use Application and Dissemination 27.07.2018 and E.981Rational Laboratory User GuideRational Laboratory Use Application and Dissemination 05.07.2018Rational Laboratory Use About Reflex Testing and Reflective Testing Applications U_Ek_47970392Rational Laboratory Use Rational Test Prompt Procedure U_Ek_47970393Rational Laboratory Use Decision Limit (Threshold), Critical Value (Panic Value) and Harmonization of Units of Measurement U_Ek_47970394Rational Laboratory Use Medical Laboratory Result Example U_Ek_47970395Rational Laboratory Use Consultation Request Procedure U_Ek_47970396Rational Laboratory Use "Where Is This Test Performed" About Us U_Ek_47970397