Stefka Mantarova1, Spaska Georgieva- Zhostova2, Boyko Todorov3, Anastasia Trenova4, Georgi Slavov4, Maria Manova4
1) Department of Neurology, Medical University – Plovdiv, Bulgaria;
Rugby is a contact sport and for this
During the last four decades the
Adel Elbaih1, Mohammad Ali1, Yasmin