%0 Conference Proceedings %T Comparative study of starting age of training, training background, sport achievement and performance consistency of Iranian elite wrestlers and six other countries %A BahmanMirzaei %A Rahim Ramezani Nejad %A Ghahremani Moghaddam, Mahdi %A Khosro Qiyasvand %J 21th International Congress of Physical Education & Sport %D 2013