9 Computer programs for medical diagnosis; computer programs in the field of diabetes therapy for database management, mathematical and statistical calculations, calibration processes, setting of electronic parameters; computer software, namely, diabetes care management software, software for patients and physicians to manage, track, monitor and test insulin levels, software for diabetes therapy management; Electronic measuring devices for MEDICAL RESEARCH USE FOR determining the concentration of a substance in an in-vitro or in-vivo specimen containing body or other liquids, comprising of a first electrode covered by a cover layer of insulating material, a signal source connected to the first electrode applying a modulated electrical voltage to the first electrode for generating an electric field in the specimen, a measuring circuit for measuring at least one parameter depending on response of the specimen to the field, and a data processor determining the concentration from the parameter; medical research electronic measuring devices and electronic measuring instruments, namely, electronic glucose sensors and electronic steering devices for insulin pumps