Cay, M., S. Cuglan, D. Senol, D. Ozbag, and E. Kose. “Variation of Axillopectoral Muscle and Surgical Importance: A Case Report”. Annals of Medical Research, vol. 23, no. 4, May 2021, pp. 0451-3, http://www.annalsmedres.org/index.php/aomr/article/view/2302.