@book{8792,
	author = { Porth, Carol and Porth, Carol [Editor]},
	title = {Pathophysiology : concepts of altered health states},
	publisher = {Lippincott Williams & Wilkins, },
	year = {2009.},
	address = {Philadelphia :},
	edition = {8th ed.},
	url = {https://books.google.com.pk/books?id=Ol4fQwAACAAJ&dq=9780781749886&hl=en&sa=X&redir_esc=y}
}