@book{2709,
	author = { Harrison, Tinsley Randolph.},
	title = {Harrison's principles of internal medicine},
	publisher = {Mc Graw Hill,},
	year = {2015.},
	address = {New York:},
	edition = {19th ed.},
	url = {https://books.google.com.pk/books?id=wNKVBgAAQBAJ&q=0071802134&dq=0071802134&hl=en&sa=X&ved=2ahUKEwi8l6jN9tj0AhX0mFwKHao6BJIQ6AF6BAgJEAI}
}