Cimen, S., A. Gunes, A. Beytur, and H. Gokce. “Germ Cell Testicular Tumor Showing Spontaneous Regression”. Annals of Medical Research, vol. 25, no. 4, May 2021, pp. 0783-4, http://www.annalsmedres.org/index.php/aomr/article/view/1084.