@book{3081,
	author = {Branch, William T.},
	title = {Office practice of medicine},
	publisher = {W.B. Saunders ,},
	year = {1994 .},
	address = {Philadelphia :},
	edition = {3rd ed.},
	url = {https://books.google.com.pk/books?id=omF0QgAACAAJ&dq=0721643388&hl=en&sa=X&redir_esc=y}
}