Hayıroğlu, M. İlker, T. Çınar, A. Öz Öz, and M. Keskin. “Concertina Phenomenon in the Left Anterior Descending Artery: An Unexpected Circumstance in an Unexpected Vessel”. The Journal of Tehran University Heart Center, Vol. 13, no. 4, Oct. 2018, pp. 183-5, doi:10.18502/jthc.v13i4.643.