Dee ihe ga-aga n'ihu na paragraf a - A machiri Pamela Chepchumba ruo afọ abụọ mgbe ọ nwalere EPO na 2003 IAAF World Cross Country Championships
e mere na Lausanne, Switzerland. O mechara bụrụ onye nke isii, mana a chụrụ ya n'asọmpi ahụ. Ọ laghachiri na 2005 wee merie ọkara Marathon Udine.