Bejiqi, R.; Retkoceri, R.; Maloku, A.; Bejiqi, R.; Mustafa, A.; Husremovic, F.; Bejic, S. How Often Is Klippel-Feil Syndrome Associated With Congential Heart Disease Presentation of Five Cases and a Review of the Literature. J Cardiol Cardiovasc Med 2019, 4, 110-116.