@book{85641,
	author = {Mohammad Farouk Ali and Mohammad Reda Awad , },
	title = {Electromyographic analysis of the knee extensor muscle during standing up and sitting down on chair in knee osteoarthritis / },
	publisher = {Mohammad Farouk Ali , },
	year = {2003},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}