Medical laboratories are essential components of the health system and their major role is measurement of substances in body fluid for the purpose of diagnosis, treatment, prevention, and for greater understanding of the disease process. To achieve these aims the data generated has to be reliable for which strict quality control, quality management and quality assurance have to be maintained. Medical laboratories in developing countries should be alleviated from lack of accuracy and precision through collaborative approach among different stakeholders and through strengthening them in equipments and continuously training human resources. The use of quality management system and close follow-up with quality control and quality assessment schemes are recommended. Это и многое другое вы найдете в книге Quality of Liver & Kidney Functional Tests among Medical Laboratories (Girma Kibatu Berihie and Abaynesh Teka)