İsmet IŞIK, Y. KEPEKÇİ, V. OKAN, Şebnem AKTARAN, and A. SEZER, “Evaluation of Cardiovascular Autonomic Neuropathy in Niddm with Radionuclide Ventriculography”, Eur J Ther, vol. 9, no. 1, 2, pp. 7–13, Jan. 1998.