Society of Diabetic Nephropathy Prevention Journal of Preventive Epidemiology 2476-3934 3 1 2018 01 01 Erythropoietin measurement for monitoring of erythropoiesis in patient with erythropoiesis problem; a situation analysis in Thailand due to cost change e08 e08 EN Sora Yasri Viroj Wiwanitkit Journal Article 2017 12 28 2018 01 20 The investigation of erythropoietin level has just been introduced for a few years. In the first phase of introduction, it was noted that the test was not cost effective compared to the routine classical test, reticulocyte count. Nevertheless, at present, the test is more widely available. The change of unit cost a present is very interesting.